By following these simple advices:
- Work out regularly but if you exercise by night, suspend it two hours before going to sleep.
- Don´t take naps.
- Turn off radio and television before sleeping.
- Have a light dinner before sleeping, don´t eat products with fat excess during the night, because this substance retards the digestion.
- Don´t drink coffee, carbonate drinks (fizzy) or chocolate, because those substances have caffeine, and caffeine provokes insomnia.
- Sleep with comfortable clothes (nothing tight).
- Lose some weight.