the biggest human growth hormone release in a regular day is likely to happen about one hour after you have fallen sound asleep, it is crutial for a human to get plenty sleep. If the quality of sleep is inadequate there will be a reduction in the volume of human growth hormone secreted, with negative consequences for health and fitness. Important preconditions for good quality sleep and optimal human growth hormone secretion during sleep include a dark room and a balanced diet containing adequate protein. Of course, an adequate quantity of sleep is also required for good health generally, and for most people this means around eight hours.
The benefits of this posture, like the sarvanga-asana, are numerous. All of the muscles and ligaments in the calves and thighs are stretched resulting in greater leg flexibility. People suffering from leg cramps will find great relief from the hala-asana.
Since the abdominal area is contracted, blood compressed out of this area releases toxins and when the contraction is released the area is flooded with richly oxygenated blood. The contraction also helps to relieve gas and stimulates a sluggish digestive system. Similar effects take place as the neck and chest area is compressed effecting the throat, thyroid, parathyroid and lungs. Upper and lower back pain or discomfort is relieved due to the forward stretching of the spine.