By the time you pass 60 years old, your natural production of growth hormone is almost certainly to be fifty percent of what it was when you were 20 years old. This decrease in the levels of human growth hormone is what can cause us to seem old and acquire age-related health difficulties such as diabetes.
Other effects encompass depression, loss of vigor, and loss of muscle size. Nevertheless we need to bear in mind that the gentle reduction in growth hormone is not the solitary cause of the manifestations of aging.
