Chronic fatigue syndrome is a disorder characterized by extreme tiredness that can’t be explained by an underlying condition. This means it can be difficult to diagnose.
Fibromyalgia is a complex condition with a range of potential causes, treatments, and risk factors. Here's a top-to-bottom look at this chronic condition.
Malaria is typically found in tropical and subtropical climates. It's not very common in the United States. You may have heard about being prescribed medications to…
Dermatomyositis is a rare inflammatory disease. It's an inflammatory myopathy, which is a condition that occurs when your muscles become inflamed.
Systemic lupus erythematosus, the most common form of lupus, is a chronic autoimmune disease that can cause severe fatigue and joint pain. Learn more about it.
Swine flu, or H1N1, is highly contagious and can spread quickly from person to person. A simple sneeze may cause thousands of germs to spread through the air.
Learn all about rheumatoid arthritis, from symptoms, diagnosis, and treatments, to its types, diet tips, and how it differs from osteoarthritis.
HIV is a virus that damages the immune system. HIV is a lifelong condition, and without treatment, a person with HIV can develop AIDS, which makes the immune system too…
Hepatitis refers to an inflammatory condition of the liver. It's commonly caused by a viral infection, but there are other possible causes of hepatitis
Ebola disease is a rare, often fatal illness. One of its late-stage symptoms is a bleeding rash over the entire body.
Lead is a toxic metal and a very strong poison. Lead poisoning is serious and sometimes fatal. Learn the causes, treatments, and tips for prevention.
Hypoglycemia, or low blood sugar, is a potentially dangerous condition that’s most common in people with diabetes. The symptoms of low blood sugar can be as mild as a…
Temporal arteritis occurs when the temporal arteries, which supply blood to the head and brain, become inflamed or damaged.
Polymyalgia rheumatica is an inflammatory disorder that causes muscle pain and stiffness. Learn about its symptoms, diagnosis, and treatment.
Rhabdomyolysis is a breakdown of muscle fibers that occurs due to muscle injury. Learn more about this condition.
Lyme disease is an infectious disease that's transmitted to humans through tick bites. Learn how Lyme disease is diagnosed and treated, and learn how to prevent tick…
Learn about sarcoidosis and its causes, symptoms, diagnosis, treatment, and potential complications.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.