A 23-year-old diagnosed with a rare condition that causes arthritis, fatigue and shortness of breath once had such bad symptoms she could not lift her arms over her head to dress herself. Liverpool ...

Your immune system was supposed to protect you from threats, but sometimes it gets confused about what counts as an enemy and starts attacking your own healthy tissues. This internal betrayal happens ...

The human body operates like a finely tuned orchestra, with each system playing its part in perfect harmony. However, sometimes this delicate balance breaks down in ways that can leave people ...

Experiencing persistent joint pain, fatigue or unexplained rashes? These could be signs of an autoimmune condition. Reviewed by Dietitian Kelly Plowe, M.S., RD Rheumatologists are trained to piece ...

Lucille, a 57 years old high school physical education coach, started experiencing a rash on her cheeks and nose. The rash worsened every time she went outside. She had been suffering from joint pain ...

Rheumatoid arthritis and lupus (systemic lupus erythematosus) are both autoimmune conditions that can cause fatigue, pain and swelling in your joints, and other symptoms. The conditions may sometimes ...

Lupus is a long-term disease where your immune system, which usually fights off infections, mistakenly attacks your own healthy tissues. This can lead to pain and inflammation in places like your skin ...

Add Yahoo as a preferred source to see more of our stories on Google. While many conditions are invisible, that’s not the case when it involves your skin. Rashes, bumps, lesions or discoloration are ...

It’s a bone-a-fide mystery. Joint pain, hair loss and fatigue are clues that can point to various conditions. One in particular has been throwing people for a loop even as 16,000 new US cases are ...

Our immune system has a dark side: It’s supposed to fight off invaders to keep us healthy. But sometimes it turns traitor and attacks our own cells and tissues. New research is raising the prospect of ...