What tools can we use to diagnosis concussion?

After you have a concussion, fluid leaks out of the brain. In this video, Walter J. Koroshetz, MD, director of the NINDS, discusses why this happens and which medical tools are used to spot this injury.

A concussion is easier to miss than you think unless you know the signs.

Research shows that girls may be at higher risk of concussions than boys, but why?

An overview of early-stage and late-stage diabetic retinopathy, with a look at diabetic macular edema.

If you are living with nasal polyps, answering these questions may help you better understand your experience.

Necrotizing fasciitis is a dangerous infection that can start suddenly and move fast. Spot the signs and know how to respond.