The reason why a person can go into a deep sleep after they use Lunesta is because it slows down the activity of the brain. http://www.lunestabestprice.com/ - lunesta medication When the person starts to experience this then they can go into a deep sleep which is why it�s used to treat people that have insomnia. Eat a light meal before using Lunesta. Don�t take Lunesta if you�re unable to enjoy a full eight hours or if you have to get up early the next day.