Hgh and its discovery has resulted in many private sellers attempting to make profit from the sale of this product in various forms. It was first used to alter and increase children during the early years. Hgh was benificial to them and became more mainstream. Hgh is said to have given an average of 2 inches per year for children who had not yet reached full height. Atheletes have also used Hgh to boost their performance on the sporting fields and due to this unfair competition, Hgh is banned in many sports. Side affects of hgh include an increase in blood pressure, fluid retention, carpal tunnel syndrome, and joint pain .