The answer to the question is a. acne
I believe the answer is they suffer from ptsd I hope this helps
It may be the psychological nature. Not 100% sure, but it may be.
It supports the human body which allows it to keep its shape, it protects certain organs, it allows movement through muscles, it produces red blood cells, and it stores minerals like calcium.
1. Exercising, 2. Meditating, 3. Drinking water.