LESSON 7:Sports Medicine Sports, Medicine, LESSON

tingroom

Try to improve your ability by making full use of the listening material.If you meet any difficulty,please answer this post to  list your question,we will help you to solve it,let's study together.


5 weekly aerobic sessions of about 20 minutes each seemed to produce the best results. Those who _________________________. Nieman says the explanation comes from what happens to certain white blood cells when the body kicks into exercise mode: _________________________, looking for invaders, such as the viruses that cause colds and other respiratory infections.

"Most immunologists interpret this as what they call improved immunosurveillance, or the ability of the immune system to detect and then engage pathogens and destroy them."

The so-called common cold is one of the most frequent illnesses in many parts of the world. According to one study, the economic burden is_________________________. David Nieman's study is reported in the British Journal of Sports Medicine.

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jasonyug

those  exercise less frequantly will more likely catch cold ,
these immune cell start  warning the blood stress
the economist  Burny extimate a fourty billion a year in US alone

a772930508

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luojy11

回复 1# tingroom


    有点难

laura6688

those  exercise less frequently will more likely catch cold ,
these immune cell start  warning the blood stress
the economist  Burny extimate 40 billion a year in US alone