Clean the room/desk, write a diary, relax muscles, exercise. Keeping a diary is a good way to relieve anxiety, and the process of writing down your thoughts is also a process of in-depth thinking.
I like to exercise as it keeps the body strong besides relieving stress increases the body's resistance to disease walking is a very good exercise. It is good for the body to walk for a while according to the rules every day your mental exercise is also walking will definitely reduce your stress.