Shadowing Practice: How exercise benefits your body - Learn English Speaking with Video

Creating lesson...
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Welcome to MooMath and Science.
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In this video I'd like to talk about how exercise benefits your body.
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Exercise is great for the human body and has many positive effects.
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We aren't talking about running marathons, the Ironman, or a 100 mile race.
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Just regular consistent exercise like walking or skating or any form of exercise for about 20 minutes.
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Here are some benefits of this exercise.
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The brain increases the size of the cortex.
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It increases the blood vessels in your brain.
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It helps increase the size of the hippocampus.
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On a cellular level, it increases the number of the mitochondria in cells.
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This increases the energy of the cell In the circulatory system strengthens the heart muscle Increases the size of veins and arteries
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and the flexibility of these It also increases the amount of
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oxygen your blood can carry In the respiratory system strengthens the diaphragm
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and intercostal muscles which helps increase the lung efficiency or the tidal volume.
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It also increases the number of capillaries surrounding the alveoli.
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Each of these will result in more energy, more stamina, and overall increase in your health.
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Thank you.

Vocabulary and speaking notes for this lesson

This video has 17 sentences and 188 words to shadow. The speech runs for 1:48. The speaker talks slowly, about 104 words per minute, so there is time to copy every sound. Only 79% of the words are among the 3,000 most common in English, so the vocabulary is demanding.

Key vocabulary in this video

15 words from the video worth learning, with pronunciation and meaning:

WordPronunciationMeaning
muscle noun/ˈmʌs.əl/A contractile form of tissue which animals use to effect movement.
strengthen verb/ˈstɹɛŋ(k)θən/To make strong or stronger; to add strength to; to increase the strength of; to fortify.
consistent adjective/kənˈsɪs.tənt/Of a regularly occurring, dependable nature.
efficiency noun/ɪˈfɪʃ.ən.si/The extent to which a resource is used for the intended purpose.
vessel noun/ˈvɛsəl/Any craft designed for transportation on or in water, such as a ship, boat, or submarine.
oxygen noun/ˈɑksɪd͡ʒən/The chemical element (symbol O) with an atomic number of 8 and relative atomic mass of 15.9994. It is a colorless and odorless gas. Sometimes called elemental…
marathon noun/ˈmæɹəθən/A 42.195-kilometre (26-mile-385-yard) road race.
lung noun/ˈlʌŋ/A biological organ of vertebrates that controls breathing and oxygenates the blood.
flexibility noun/ˌflɛksɪˈbɪlɪti/The quality of being flexible, whether physically or metaphorically.
cellular adjective/ˈsɛl.ju.lə/Of, relating to, consisting of, or resembling a cell or cells.
respiratory adjective/ɹɪˈspɪ.ɹət.ə.ɹi/Relating to respiration or the organs of respiration; breathing.
surround verb/səˈɹaʊnd/To encircle something or simultaneously extend in all directions.
vein noun/veɪn/A blood vessel that transports blood from the capillaries back to the heart.
skate noun/skeɪt/A runner or blade, usually of steel, with a frame shaped to fit the sole of a shoe, made to be fastened under the foot, and used for gliding on ice.
tidal adjective/ˈtaɪ.d(ə)l/Relating to tides.

Pronunciation to watch

  • The “th” sounds: strengthen /ˈstɹɛŋ(k)θən/, marathon /ˈmæɹəθən/
  • Long words — get the stress right: efficiency /ɪˈfɪʃ.ən.si/, flexibility /ˌflɛksɪˈbɪlɪti/, respiratory /ɹɪˈspɪ.ɹət.ə.ɹi/, alveolus /ælˈvi.əl.əs/, capillary /ˈkæpəˌlɛri/

How to practise with this video

  1. Listen to the whole video once without speaking and note the words you do not know.
  2. Shadow it sentence by sentence at normal speed, repeating each one until your rhythm matches the speaker.
  3. Record yourself and compare with the original, paying attention to words like muscle, strengthen, consistent.

What is the Shadowing Technique?

Shadowing is a science-backed language learning technique originally developed for professional interpreter training and popularized by polyglot Dr. Alexander Arguelles. The method is simple but powerful: you listen to native English audio and immediately repeat it out loud — like a shadow following the speaker with just a 1–2 second delay. Unlike passive listening or grammar drills, shadowing forces your brain and mouth muscles to simultaneously process and reproduce real speech patterns. Research shows it significantly improves pronunciation accuracy, intonation, rhythm, connected speech, listening comprehension, and speaking fluency — making it one of the most effective methods for IELTS Speaking preparation and real-world English communication.

Shadowing technique: read the full step-by-step guide →