What is resting heart rate? A. When your HR is the lowest
B. 220 Minus your age
C. When your heart takes a break from working
D. Your HR right after you stop running to take a rest

List three reasons people may begin using tobacco

Describe the potential effects, on people, of unprotected exposure to the sun.give an example of 1 new thing have you learned about the sun’s uv rays.

Explain the signs and symptoms of alzheimer's disease with the following concepts: what causes this degenerative disease to occur in the brain? what would be the signs a patient should look for? explain.