The blood vessels dilate to increase the "blood traffic" through the lungs to carry more oxygen to the muscle. The lungs work harder (faster respiratory rate) to increase the rate of oxygen/carbon dioxide exchange in the lungs.
Answer:
poop
Explanation:
because i need to write answers to get points im sorry
<span>The option which is the least important to consider before choosing a fitness activity is B. the popularity of the activity. It doesn't really matter whether an activity is popular and if a lot of people are doing it, you should do whatever you want to do. So, your personal interest, the cost, and time commitment are things you need to consider before opting for an activity, and you don't have to think about its popularity really.</span>
Answer:
TB
Explanation:
He should stop smoking not just because of the girl friend but also because of his own health
The correct options is C.
Physical activity imparts great benefits on one's weight and the general health status. It has been recommended by the relevant institutions that one participate in physical activities on a weekly basis; at least three times in a week. This type of exercise helps to maintain one's weight in the right range.
