Chances are, if you think you have ED, you’ve already looked into dietary supplements — and pretty much any option other than seeing a healthcare professional. We get it. Talking about ED with a white ...

Scientists have identified mutations in the CPD gene as a key cause of a rare congenital hearing loss, revealing how disruptions in arginine and nitric oxide signaling damage sensory cells in the ear.

L-arginine is one of many amino acids the body needs to function properly. Like other amino acids, L-arginine plays a role in building protein. The body can use the protein to help build muscle and ...