Of all the ways our immune system can run amok and damage the body instead of protecting it, autoimmune encephalitis is one ...

Intricate and adaptable, scientists continually uncover mind-blowing details. You might think you know the basics, but female ...

What Is a Ganglion Cyst? A ganglion cyst is a small sac of fluid that forms over a joint or tendon (tissue that connects muscle to bone). Inside the cyst is a thick, sticky, clear, colorless, ...

People with hidradenitis suppurativa (HS) sometimes receive misdiagnosis for other conditions, including folliculitis and acne. A dermatologist can make an accurate diagnosis. Hidradenitis suppurativa ...