Chronic or long term stress. Hope this was helpful!
Depending on the person, many different things could work like meditation, talking to friends, maybe having some tea, taking a shower, going for a drive, having some comfort food, and so many other things that allow you to release endorphins and relax your brain. : D
The parent might put the child in a club so the child can get used to helping others or being help which will help the child's self-esteem
