跟读练习: Are we eating too much protein? - What in the World podcast, BBC World Service - 通过YouTube学习英语口语
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So are there any side effects or risks of eating these high protein foods?
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So are there any side effects or risks of eating these high protein foods?
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Yes, so a lot of high protein foods or ones that are marketed as being high in protein
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can also fall into the category of ultra processed foods.
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Tea bags?
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I don't think you can get protein in your tea bags.
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Oh.
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Oh.
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Hello, it's Hannah Gelbart here.
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Welcome back to What in the World from the BBC World Service.
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Today we're talking about protein because it is really having its moment in the spotlight from cereal bars to porridge,
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popcorn, even booze.
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When you go into a shop these days,
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everything seems to be shouting about just how high protein it is.
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And it's a really important nutrient.
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We're told that it helps us build muscle,
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it helps our body to repair itself,
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helps us keep ourselves fuller for longer.
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But how much protein is in these so-called high protein foods?
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How much do our bodies actually need?
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We are going to be cutting through the hype to find out what high protein actually means
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and whether it's healthy or just a health fad.
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Joining us here today from the What In The World team is Chelsea Coates, a BBC journalist.
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Hello, welcome to the show.
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Hi Hannah.
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So you've got a quiz for me.
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I do.
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A surprise quiz.
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Okay, to kind of give you an idea of the scale of how many high protein foods are out there.
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I'm going to ask you about a series of foods and then you need to guess if there's a high protein version.
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All right.
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So true or false?
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Okay.
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So first up we have bread.
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Yes I've bought high protein bread.
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Really?
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Yeah with linseeds in it.
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Okay so like this is like a regular,
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this is your go-to bread now?
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One of, one of.
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Okay.
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It's one I've got in the freezer.
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Next up Snickers.
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Yes.
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Indeed because they have the kind of peanutty.
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Exactly.
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Nuts again.
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Now it's gonna get a little bit harder.
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Tea.
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I'm thinking of milky tea because the milk would obviously be protein.
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So if you had tea powder,
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I could see how tea powder,
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but tea bags, I don't think you can get protein in your tea bags.
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Oh.
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Oh.
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In fact, you can.
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You can.
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And interestingly, when we searched for kind of high protein tea,
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it also had on the label plant-based,
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which you would assume if it's a herbal tea, it is plant-based.
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So what is it, like pea protein tea?
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Yeah, I don't know lots of kind of like herbal teas like fruit teas
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and they kind of add powder protein powders interesting
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um next up water protein water look
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if you can get protein tea i'm gonna say you can get protein water
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and you would indeed be correct yeah there is a protein water brand
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so as you can see from that quiz there is a huge
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and growing amount of high protein or added protein products and why Why is that?
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Why are we so obsessed with it?
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Well, it's because there's such a growing industry behind high protein products.
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It's the fact that the protein powder market alone is projected to be around $19 billion worth by 2030.
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So it's only set to grow from where it is now.
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And it's really fascinating when you consider the fact
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that high protein products used to mostly be targeted towards bodybuilders
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or people that are really keen on going to the gym and you could only really find them in,
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say, like specialist nutritional food shops.
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But that's all changed now because protein isn't just associated with extreme bodybuilding.
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It's also associated with having a healthy balanced diet in general.
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And a lot of that has to do with clever marketing techniques by the food industry,
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but it also has to do with our changing attitudes towards diet culture and being healthy in general.
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So a lot of people are chasing a kind of toned but also skinny body.
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And because protein is associated with building muscle,
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it kind of has this halo effect.
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So when people hear the word protein they think of not just being healthy generally
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but having that ideal body and so
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when we add it on to the names of all of these snacks
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that we were mentioning earlier they immediately take on an appeal
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and so that's why we're seeing such a growth i feel very guilty right now
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because i'm a bit of a gym girly i want
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that toned slim body
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and i try to have protein in every single meal have
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i fallen for it how much protein do do i actually need to eat versus how much am i being marketed?
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So the amount
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that you often hear quoted by experts is around 55 grams for men in a day
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and then around 50-45 grams for women in a day.
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But there's not really a one-size-fits-all for how much protein that you need.
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So really it depends on how much you weigh,
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how old you are and also how active you are.
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So the World Health Organization says that for every kilogram of your body weight
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you need around 0.8 grams of protein in a day.
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But that can be even higher if you have a really active lifestyle,
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so you go to the gym really regularly,
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or if you're a professional athlete,
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for example, that amount could go up to 1.5 grams of protein for each kilogram of your body weight every single day.
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So it varies.
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However, the thing is, most studies show that most of us,
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especially in the US, in the UK and in Canada,
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are actually already eating more protein than we need.
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So I said that figure of around 50 grams of protein a day.
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Most of us are actually getting around more like 100 grams of protein a day.
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So already double the kind of minimum requirement that you need to be healthy.
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Hi, my name is Pass.
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I'm a chef and fitness enthusiast based in Lagos.
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When I was in school,
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I used to use protein powders, right?
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I don't know if it was my mindset,
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but I think it worked.
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Then I could see results and stuff.
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I think also thinking about it now,
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one reason that made it work was because it was more of supplementing for my food.
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But for me, what works for me is poultry,
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like eggs, chicken, especially chicken breasts.
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For me, I don't necessarily need protein powder,
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but I see the results just by what I eat.
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Hi, my name is Caroline Kiambo and I am a digital producer from Nairobi, Kenya.
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I am definitely team Whole Foods when it comes to protein.
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I've never really been into protein shakes, bars or powders.
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For me, it's all about the real food that fuels me right.
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I am big on meal prep.
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Think grilled chicken, some boiled eggs,
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beef stew and sometimes fish.
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I try to include protein in every single meal,
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whether it's breakfast omelets, chickpeas for lunch or dinner,
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a generous helping of nyama.
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That's mostly beef stew.
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It just works better for my body.
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It keeps me full, helps me with recovery.
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And honestly, I enjoy chewing my food, not drinking it.
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So yeah, no head to the protein shakes and powders,
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but I'm keeping it classic with my protein choices.
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So are there any side effects or risks of eating these high protein foods?
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Yes so a lot of high protein foods or ones that are marketed as being high in protein
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can also fall into the category of ultra processed foods.
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So those are foods that
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contain additives or ingredients that you wouldn't typically find in your kitchen at home
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or use in cooking and those foods have been associated with heart problems
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and also the development of diabetes so
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if you're eating a high protein snack like the ones we mentioned earlier we're seeing it added to pizza
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and ice cream if they also have added sugar
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or kind of added really long chemicals
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that you've never heard of they might be high
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or ultra processed foods and
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so it's best to kind of look carefully at the label
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also we mentioned protein powder earlier is a really lucrative business for those.
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However, studies in India last year and also in the US showed that sometimes they don't,
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so the labels can be misleading.
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So they say they contain a certain amount of protein
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but actually the actual contents might be high or lower and
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that can lead to kind of a spike in your protein
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which you want to spread it out through the day so that's not actually quite healthy for your intake.
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And then on top of that some of them were also found to contain heavy metals and other harmful toxins.
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So it's best to kind of be really careful with which high protein foods you're eating.
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And go back to basics if you're in doubt, right?
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Exactly, yeah.
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You've also been speaking to a nutritionist to get some of the science behind protein.
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Yes, so I've been talking to Cara Harbstreet.
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She is the dietitian behind a YouTube channel called Street Smart Nutrition,
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and she explained why protein is so important for our diet.
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Protein is one of our three macronutrients along with carbohydrates and fat,
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which means that our body can use them for a number of different functions.
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They provide energy, but protein is especially important because they are the building blocks for lots of other things in the body.
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So everything from enzymes to muscle, supporting our immune system.
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We utilize protein in so many different ways.
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And because we source protein from our diet,
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it is one of the most important nutrients that a lot of people are focusing on right now.
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And would you say that the source of protein changes how well your body can absorb it?
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So are plant-based proteins, for example,
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better than meat-based proteins, the ones that you get from like animal sources like eggs or fish?
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The most important thing when differentiating between animal-based proteins and plant-based proteins is the amino acid profile.
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So a protein is a rather complex molecule.
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It's made up of many different individual amino acids,
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and each protein source has its own unique amino acid profile.
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Those different amino acids are each absorbed in the small intestine.
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That's where our body kind of unpackages these complex proteins and puts them to use in the body.
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So when it comes to differentiating between animal-based and plant-based,
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it's really difficult to determine if one is necessarily,
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quote-unquote, better than the other.
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When it comes to digestion,
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it's really about those individual amino acids and looking at,
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are we getting the ones that our bodies cannot make themselves?
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That's where animal-based proteins are often deemed higher quality because they are providing
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those essential amino acids that our bodies can't make on their own.
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But that's not to say that we can't get all of our protein needs met through plant-based sources only.
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Can you give us your three top tips for getting enough protein in your diet?
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Well, first and foremost, I recommend not skipping meals,
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and this really includes breakfast.
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I see this trend among many of my clients and patients that I've worked with.
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And so simply adding a high protein
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or higher protein meal at the beginning of the day can be a very easy way to boost your total protein intake.
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Another option that I would recommend is looking at your total meal
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and really determining what is the highest protein option you have.
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It may just be a matter of adjusting the portion sizes to ensure that you are hitting your protein needs.
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A slightly larger serving of even a whole grain option or a dairy option,
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something that you may not typically think of as being the highest protein,
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can still provide a few extra grams.
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And then my third and final tip is not to overlook or discount those plant-based options.
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As we were saying earlier,
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it really comes down to that amino acid profile for determining the quality of a protein.
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But there's many great options in the plant-based category that carry additional benefits.
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So adding things like those whole grains,
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beans and legumes, nuts and seeds.
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None of these foods are exclusively protein-based,
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but they're also delivering fiber and fat,
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which are two other factors that can help you feel more full and satisfied after you eat.
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So Chelsea, there's all this hype around protein.
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Is it distracting us from any other products,
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ingredients or nutrients that we might not be paying as much attention to?
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So one nutrient experts say that we really need to be paying more attention to is fibre.
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So it's not as appealing maybe as protein.
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It's not sexy is it?
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It's not like build muscle with this fibre.
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Exactly.
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I think of fibre and then I usually link it to maybe the less...
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Going to the toilet?
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I was going to say the less glamorous parts of your digestive system,
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but that's more to the point.
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Exactly.
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So experts say that we should be eating around 25 grams a day,
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but most of us are eating less than 20 grams of fiber.
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And so fiber foods are usually plant foods.
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So those are seeds, nuts,
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anything that kind of like we mentioned earlier, helps your digestive system.
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But it also helps to even out your blood sugar levels.
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it has a whole myriad of other benefits
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that we might be missing out on if we're not maximising the amount of fibre that we have.
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So we might be seeing a fibre fad in the future as more people gain awareness of the fact
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that it has a lot of health benefits.
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Great, so next time I go into the shop I have to choose between the high protein and the high fibre.
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I'll get one of each.
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I'm just going to go to the fruit and vegetable aisle.
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Yeah, go back to basics,
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exactly, that's what I say.
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Chelsea thanks so much for coming into the studio thank you Hannah
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and thank you for joining us do let us know your
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thoughts about protein high protein high fiber what are important factors
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in your diet you can drop us a line in the
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comments below right here on YouTube we're also on Instagram
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and on WhatsApp I'm Hannah Gelbart this is What's in the
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World from the BBC World Service we'll see you next time
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关于本课
在本课中,学习者将会练习与高蛋白饮食相关的英语词汇和表达。该视频讨论了高蛋白食品的流行趋势及其对于身体健康的影响。学习者将通过视频中的对话和问答练习,提高他们的英语口语能力,尤其是在聚焦蛋白质的健康益处和风险方面的交流能力。
关键词汇与短语
- 高蛋白食品 (high protein foods)
- 超加工食品 (ultra-processed foods)
- 肌肉 (muscle)
- 营养素 (nutrients)
- 饮食文化 (diet culture)
- 身体的理想形态 (ideal body)
- 健康生活 (healthy living)
- 蛋白质水 (protein water)
练习技巧
在进行这个视频的shadowing练习时,建议您调整播放速度以适应自己的语言能力。视频的语速适中,您可以尝试先听一遍整体内容,然后选择关键的片段进行重复练习。专注于说话者的语调和情感表达,努力模仿他们的发音和节奏,以增强您的英语口语练习技巧。在练习时,请务必使用shadowspeak的方式,即边听边说,无论是单词还是句子,都要尽量模仿说话者的音调和发音。通过这种方法,您将更好地掌握与营养和健康相关的专业词汇,并能够在不同的情境中自如运用。此外,您也可以将所学的内容运用到实际交流中,提升自己的雅思口语能力,达到更高的语言水平。
什么是跟读法?
跟读法 (Shadowing) 是一种有科学依据的语言学习技巧,最初开发用于专业口译员的培训,并由多语言者Alexander Arguelles博士普及。这个方法简单而强大:您在听英语母语原声的同时立即大声重复——就像是一个延迟1-2秒紧跟说话者的影子。与被动听力或语法练习不同,跟读法强迫您的大脑和口腔肌肉同时处理并模仿真实的讲话模式。研究表明它能显着提高发音准确性,语调,节奏,连读,听力理解和口语流利度——使其成为雅思口语备考和真实英语交流最有效的方法之一。
