How does exercise improve physical health
muscle fibers get bigger.
more bones are produced.
the body organs work better.

The most effective way to provide children with safety messages is to a. not allow them to explore new environments. b. role play what not to do. c. clearly explain the correct way to do things. d. have a safety-themed day once each year.

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

10. what is one long-term effect of tobacco use? changes in brain chemistry coronary heart disease decreased appetite increased heart rate