Silat. Seni Gayung Fatani to be exact. 3 times a week for an hour at least in the evening. Apart from the fact that exercise always help I think it's the stru

Silat. Seni Gayung Fatani to be exact. 3 times a week for an hour at least in the evening. Apart from the fact that exercise always help I think it's the structured, controlled breathing you have to do, that helps to focus.