The Human Immunodeficiency Virus (HIV) is one of the worldâs most confusing and complex viruses. In this series, we will strip away the scientific jargon and provide a straightforward guide to HIV with the Elizabeth Glaser Pediatric AIDS Foundation (EGPAF)âs Director of Basic and Clinical Research Jeffrey Safrit.
In the body, L-citrulline is converted to the amino acid L-arginine, which goes on to make another important substance nitric oxide. And nitric oxide is the secret to hard, firm, healthy erections. Heres how it worksâ¦.
You may be surprised to learn that a lot of the things we know arenât good for your health can also affect your ability to get or keep an erection. 1  Smoking : It increases your risk of hardening of the arteries. 2  Being overweight : Carrying extra pounds increases your risk of blood vessel disease, a cause of ED.