Which of the following are used to build muscles and used for energy? Carbohydrates
Protein
Water
Fats

Amy gained cardiovascular health benefits from running consistently over the past year. now she runs inconsistently and has lost some of those health benefits. this principle is known as?

When you have proper posture, your back is arched. a. true b. false

Which is not a physical sign of stress? a )pupils dilate b) breathing becomes faster and deeper c) kidneys and liver constrict d) spending money