Anger often acts as a pressure valve for stress you haven't been able to...

https://uniform-wiki.win/index.php/The_%22Snap%22:_Why_You%E2%80%99re_Losing_Your_Cool_and_How_to_Actually_Stop

Anger often acts as a pressure valve for stress you haven't been able to release. When you carry the weight of work or home life, it shows up as a tight jaw, aching shoulders, or broken sleep