1) you should go in for sports.
2) you should eat healthy food
3) you should sleep 7-8 hours
4) you should have a rest
5) you should drink less coffee, you should drink more water
6) you should walk in the park every day/ every weekend
7) you should less watch TV
8) you should less play a computer
9) you should have a shower twice a day
10) you should have breakfast, lunch, dinner.
11) also you should starve ( для того чтобы организм смог отдохнуть)
12) you shouldn't drink a lot of alcohol