summary page 51 by hishamuddin

During sleep the brain repairs itself and stores information. If we do not sleep, then we become tired and unable remember things well. People sleep badly when they are not relaxed. They are thinking about their work and studies .Late at night they make phone calls or check up email messages. Too many drinks which contain caffeine also disturbing bed time.To sleep well, we need a comfortable bed and the bedroom should be dark and quiet. In addition, do the same routine every evening before we go to bed.