1. Helping something (other than yourself) produces feel good endorphins and feel-goods in the brain.
2. Not-Helping people (particularly taking advantage of) produces all the negative effects such as anxiety, impatience, and feel-bad in the brain.
3. A stable state of mind depends on the foundation of helping something other than yourself.
4. Neutral state provide neutral effects, such as doing things for yourself, walking in the park will not adversely affect your mood for the better or worse.
5. The effects of helping something can be cumulative 1+1+1+1+1=5 +1 =6 +1 = 7 +1 = 8 + 1 = 9 + 1 = 10, where the more help you provide, the cushier your mental health will be when disaster strikes.
Conclusion: Help something if you want to have good mental health. It adds up in a non-visible scorecard in the brain.