I think illicit drug use? Not totally sure but that makes the most sense to me
Answer:
Anorexia and Obesity.
Explanation:
The answer is both extreme conditions, anoxeria and obesity.
Anorexia is caused when a person barely eats anyting to get the "perfect body model". This leads to a shortage of vitamins and many other important things. An anorexic person is very underweight.
The opposite of anorexia is the obesity, which happens when a child or a teen eats a lot, being very overweight.. It also leads to lots of health problems, especially cardiovascular.
Answer:
Some of the most physically active jobs include fitness trainers and aerobics instructors, structural iron and steel workers, and forest firefighters
Explanation:
Progression would be the best definition for Jerry's training to increase arm strength.
Progression is the way a person should increase their load of resistance. It's a gradual increase of weight, intensity or time.