驗證網址www.nlm.nih.gov安全性

Aerobic exercise: MedlinePlus Medical Encyclopedia Image

Aerobic exercise gets the heart working to pump blood through the heart more quickly and with more force than normal. As blood is pumped faster, it must be oxygenated more quickly, which quickens respiration. Aerobic exercise strengthens the heart and boo...

網址安全性掃描由 google 提供