You should wash your hands before eating .
- You should brush your teeth at least twice a day .
- You should drink plenty of water every day .
- You should do exercise regularly in the morning .
- You should wash your hands often with soap .
- You should go to bed on time .
- You should take adequate vitamins and minerals . 
- You should not shower after 21 hours .
- You should not take a long bath . 
- You should not be exposed to polluted air .