Give reasons.
a. Sleeping under a tree at night is not good for health
b. We vawn when we are sleepy-
c. Our heart rate increases when we run.
Answers
Answer:
Lack of sleep can increase insulin resistance, a risk factor for the development of type 2 diabetes and heart disease. Shortened sleep can increase CRP, or C-reactive protein, which is released with stress and inflammation. "If your CRP is high, it's a risk factor for cardiovascular and heart disease," says Zee.Aug 12, 2011
Answer:
a. sleeping under a tree at night is not good for our health because trees in night give out carbon dioxide which is not good for our health. it leads to death.
b.This is yawn. Because our brain cells lack sufficient amount of oxygen The deep breath associated with yawning helps us to drawn in more oxygen and supply the much needed oxygen to the tired organs including the brain.
c.During running or exercise the bodys muscle increase their activity level and consume more oxygen. Thats why our heart rate increase when we run.
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