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What is At what time of the day GH levels are highest:September 2007 and explain in detail?
Ans. A: 2 hours after sleepGH is synthesized and secreted from the anterior pituitary gland in a pulsatile manner throughout the day; surges of secretion occur at 3- to 5-hour intervals. The largest and most predictable of these GH peaks occurs about 2 hours of deep sleep, otherwise there is wide variation between days and individuals.