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 ...

Lupus is a systemic autoimmune disease that creates inflammation in many parts of your body. It can also affect your skin, causing a rash or other skin changes. Most people with lupus will develop ...

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 ...

When you experience symptoms like persistent elbow pain or an unexplained rash, they can be easy to dismiss. But sometimes, what seems minor could actually point to a bigger issue. That’s where a ...

That angry cluster of itchy red bumps might be more than just an annoying skin condition. While many skin irritations represent harmless reactions to environmental triggers, some persistent or unusual ...

Autoimmune diseases are complex, often misunderstood, and can have far-reaching impacts on family health—especially for women, children, and caregivers. Whether it’s navigating fatigue, identifying ...

Hashimoto’s rash refers to a rash or hives associated with Hashimoto’s thyroiditis, but it’s not an official or distinct diagnosis. Hashimoto’s thyroiditis is an autoimmune condition that occurs when ...

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 ...

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 ...

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 ...

A rash is among the most common symptoms of Kawasaki disease. Kawasaki disease is an inflammatory condition affecting blood vessels that commonly develops in children under five. Kawasaki disease is a ...

What Causes a Rash in Your Armpit? An armpit rash is more common than you might think. Your armpits probably come into contact with more chemicals each day than most other parts of your body. Don’t be ...