What factors influence how strong you are? A. Genetics
B. Muscle Fiber type
C. Nervous System Efficiency
D. All are correct​

What is a self-improvement strategy for a parent with a busy schedule? a. spend more time watching exercise shows on tv. b. start exercising when the kids are grown. c. use a calendar to plan daily exercise. d. write in a journal about the importance of exercise.

What is a common risk associated with tobacco?

Choose thyroid, parathyroid, or the adrenal gland and choose one disease affecting this part of the en-docrine system.