Is there a Viagra alternative for natural male enhancement? When Viagra was introduced to the public in 1998, it was the first oral treatment approved to treat erectile dysfunction. Since then, it has earned the moniker “little blue pill” and has gone on to become one of the most widely-prescribed drugs in the world. This is not surprising since Viagra (generic name sildenafil) offers an easy solution to a problem that has frustrated men since times immemorial.
Blood flow to the penis is a critical component of healthy erections. Men achieve an erection when sexual arousal gives rise to nerve impulses that tell the muscle fibers in the penis to relax. The chemical that causes the muscle fibers to relax is called nitric oxide. Once the muscles relax, it allows blood to flow into the penis, fill the open spaces, expand it, and make it stiff. Therefore, penis blood flow is the natural process by which erections occur. How to increase blood flow to the penis? Do diet and vitamins help? Are there medications and mechanical devices available?
For more information, check out our “Guide to Erectile Dysfunction“.
Nocturnal penile tumescence (NPT) is a spontaneous erection of the penis during sleep or when waking up. Several less formal and well-known expressions might be morning hard on, morning wood or descriptions like morning glory all used to describe this natural anatomical process. Have you ever wondered what causes the phenomenon?