Exercise helps every part of your body, including your hair. I don't think it will have any visible effect on it. It is probably good for it though as you increase your circulation and it might help the blood deliver more nutrients to your hair root, but again you won't see a drastic difference. No, unfortunatley.
Gangliosidosis is a rare type of lipidosis, or lipid storage disorder, in which the lipids affected are the gangliosides. Lipid storage disorders are hereditary disorders in which harmful amounts of lipids, or fats, accumulate in body tissues and cells. Gangliosides are lipids located on the surface of cells.
Gangrene is death or damage of body tissue due to a loss of blood supply. Gangrene may be caused by reduced blood flow in the arteries, or it can result from a severe bacterial infection. Gangrene may affect any part of the body. One form of this condition, called Fournier's gangrene, affects the male genitalia. Gangrene is a medical emergency.