Sleep enough = muscle growth
Everyone is different, and different people need different amounts of sleep. If you exercise, you will probably need more sleep to fully recover from training. Studies have shown that people who do not get enough sleep is likely to crave more for food, leading to obesity than people who get enough sleep. In addition, the production of insulin can change the abnormal, mimicking diabetes (diabetes), and cortisol levels may be increased. Cortisol is a stress hormone, which results in the fat on the belly.
Growth hormone and testosterone to their production occurs during sleep. So if you do not have enough rest, you will rob you of these hormones that affect muscle growth. The intensity of the workout and your general well-being will also be affected if you do not sleep enough. So be sure how much sleep you need to feel your best.
Sleep is important from 22,00(10pm)-24,00(12pm) you get most of the relax in that time.