Which of these statements describes clinical depression? a milder form of depression that usually follows a traumatic eventa medical condition that may occur due to a chemical imbalance in the brainalternate feelings of extreme happiness and extreme sadness

a medical condition that may occur due to a chemical imbalance in the brain

Ithink it's false i'm pretty sure

People who utilizes the progression principle will ensure their exercise program increases in frequency, intensity, time, and type. the changes need to happen gradually in order to ensure they make gains in their fitness program. a person who doesn't utilize the progression principle can still gain health benefits from exercising, but will not continue to improve in cardiovascular fitness.