Upvote:0
These are just feelings and metal states. They come and go. They belong to noone. Just be mindful of them until they pass away.
You can follow the Noble Eightfold Path, meditate and do good deeds.
Upvote:2
The word "kamma" means "intentional action".
If one often feels unhappy, stress, uncontented, negativity, this does mean this person has unskillful ('bad') karma.
In summary, the unskillful karma is not practicing the Buddhist path.
To improve the situation, i.e., to do good karma, one can practice the Buddhist path, which on the most basic level means: