riding a bicycle without your helmet
Walking is a type of cardiovascular exercise because it builds stamina in your body and also increases the efficiency of your heart and lungs.
Answer:
Plasma
Explanation:
When separated from the rest of the blood, plasma is a light yellow liquid. Plasma carries water, salts and enzymes. The main role of plasma is to take nutrients, hormones, and proteins to the parts of the body that need it. Cells also put their waste products into the plasma.
Answer:
smoking and drinking just causes more stress in th elong run
Explanation:
