It has long been scientifically proven that human well-being requires a healthy sleep, which should last at least 8 hours.
It was during this time the body will be able to sufficiently relax and recharge your batteries for the whole next day. Moreover, it should adhere to the sleep mode, meaning a specific bedtime and awakening.
Unfortunately, not all and not always adhere to this rule, especially at weekends, when carried away by reading a book or watching an interesting movie, people notice that for a long time after midnight, so in the morning they can not wake up at the usual time.
Such a sleep failure leads to the fact that during the day a person feels tired, irritable. To avoid such unpleasant symptoms, try to go to bed at the same hour and you will see how easily you will be able to wake up in the morning, even without the aid of an alarm clock. In addition, you will feel a great energy boost during the day you will have a good mood, that contribute to good health.