1. train yourself/
2.do not eat junk food, food with hidden additives and so on.
3.no smoking,drinking,taking
4.you should get sleep early and woke up early.
5.study new types of activity.
6.learn something new to make your brain bigger)
7.do not worry about your problems and mistakes. take it easy.
8.smiling.
9.be creative.
10.study english!
