Anxiety, depression causes increase ur anger.Memory also affected due to less concentration.U must think about the causes of ur anger ,anxiety. List it down,then try to solve them rationally .
I think u alone can do this.
But if u cant succeed alone to correct urself or enhance ur selfconfidence then consult a psychologist.
Health Tips
for overall health
1.sleep 8 hrs at night.
2.avoid too much social media.
3.avoid too much use of mobile pc laptop.
4.avoid mobile pc 1hr before sleep.
5.before sleep may hear good music,or read a good book or can watch a good movie.
6.workout daily or regular morning walk or join gym.
7.Share ur thoughts with ur parents or good friends.
8.Concentrate on ur work,study,passion, hobby.
9.Maintain proper diet.
10.Take proper protein supplement and some time multivitamines.