Deficiency in adultsEnduros Testo Booster is recognized as a clinical syndrome. Signs of Human Growth Hormone deficiency may be autoimmune syndromes, early aging, metabolic symptoms, muscular problems, or poor sleep patterns. An autoimmune disorder that could be an indication of low Human Growth Hormone is Lupus (Systemic Lupus Erythematosus or SLE). Normal Human Growth Hormone Levels are greater than 200 MIU per milliliter. Many SLE patients have levels lower than 100 MIU per milliliter. MIU stands for milli-international unit.People with low HGH may also have a harder time healing their wounds.