You can improve your health and vitality by practicing kindness. Kindness is not something that is ‘nice to have’ or ‘feels good’. Kindness is one of the several positive emotions, when cultivated, can improve immunity, make you emotionally resilient and reduce your likelihood to be depressed.
Also kindness is not a fixed trait, it is something that can be developed or cultivated.
Read full article here. What Kindness Does to Your Health