Studying astronomy.. just read the text books late at night.. haha..
Warm Milk
Warm Shower
Meditation
Do not watch television.. at least 1/2 before bed it stimulates your brain too much. And, although some believe coffee keeps you awake. I have heard the opposite effect for several others. So perhaps Java at night.
(Cacher) Gardez votre boîte au lettres propre en Archivant les messages importants et en utilisant régulièrement l'option Effacer Tous Les Messages. (pauloaguia) (Montrer toutes les astuces)