Stion 11 of 20 : select the best answer for the question. 11. it's good to be in positive energy balance when you're a. a fully grown adult in good health. b. beginning an exercise program. c. recovering from the flu. d. trying to deal with stress.

Being in a good positive energy balance helps with many things including recovering from the flu, repairing from an old injury or broken bone, growing while you're a child or even while you're pregnant. Having positive energy can also make a difference on your metabolism, hormones and overall mood.

Stimulants speed up the central nervous system.