Because the runners cells are making up for an oxygen deficit
<u>Volunteering</u> was the strongest predictor of lower risk for cardiovascular disease.
Explanation:
Many studies have proved that the volunteering or helping others helps reduce risk factors of both cardiovascular disease and metabolic syndrome among older people.
It reduces hypertension, blood glucose levels, regulates lipid metabolism, and reduces central adiposity; all of which greatly reduces the incidence of cardiovascular diseases and metabolic disorders.
Further, volunteering boosts the morale of a person; gives a sense of content, peacefulness and happiness; enhances communication, interaction and social skills; makes one to be calm and composed; and gives a great psychological strength; all of which reduces stress and anxiety which in turn helps to maintain a healthy heart.
I would go with B considering he has never tried it he is with a group of guys telling how great it is and he wouldn't want to feel left out of that circle
Recommended Daily Value is the correct answer. I hope I helped! ^u^
