Which exercise demonstrates bicep flexion? A
front squat
B
leg press
С
arm curl
D
lateral raise

How does heroin affect cellular communication in the brain?

Why is important to cover your hands and feet in cold weather? a. they are furthest from your heart. b. they are often last to receive blood flow. c. they can suffer from tissue damage in cold weather. d. all of the above

If something is painful during exercise, what should you do? a. back off the exercise. b. modify the exercise. c. consult a physician if the pain persists. d. all of the above