Muscle growth can't happen overnight but if you're trying to gain muscle, this is how long it should ideally take.

FluMist is the only nasal vaccine approved in the U.S. It’s administered as two spritzes—one in each nostril—and stimulates ...

Researchers at the University of South Australia have developed a long-lasting weekly injection for Parkinson’s disease that ...

Injectable migraine medications are used to both treat and prevent migraine attacks. Many can be injected at home, but some require a medical professional.

A tetanus shot can give you a sore arm for a few days. You can still exercise after one, but you might want to rest your arm.