Practice Mindful Breathing

https://ggia.berkeley.edu/practice/mindful_breathing?fbclid=IwAR2gUvOjFwCpYsVlXB-Rwd0IAZbxdOCBK7rH0qzcxpNWD7lGzRx4W8wgAbE

This is a terrific technique for stress relief, to manage anxiety or anger; or to quiet the mind to get to sleep.