Mindfulness and Meditation are great ways to cope anger
Yes it does effect your health
1. sleeping disorders
2. Bad Eating habits
3. Sleeping Late affects your immune system
Carrots and lentils would be a source of Vitamin A
B, Matthew is skipping meals which is a harmful behavior in its self, as well as smoking and sleeping at random hours.
There is not 'first line' of drug choice, but Clozapine is the most effective drug.