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Cryoglobulinemia
When atypical proteins in the blood clump together at temperatures below 98.6 F (37 C), the clump can block blood flow and damage the skin, joints and nerves.
Esophageal varices
Learn how to spot and what to do if you experience signs of this serious liver disease complication.
Diabetes care: 10 ways to avoid complications
Diabetes care is a lifelong responsibility. Consider 10 strategies to prevent diabetes complications.
Tattoos: Understand risks and precautions
Allergic reactions, infections and skin problems can all happen after getting a tattoo. Take steps to stay safe.
Sexually transmitted diseases (STDs)
Find out the symptoms of STDs and what you can do to prevent them, along with the treatments if you're diagnosed with one.
Hookah smoking: Is it safer than cigarette smoking?
This habit isn't safer than smoking cigarettes. Find out why.
Rheumatoid factor
Rheumatoid factor — This blood test can help diagnose autoimmune disorders such as rheumatoid arthritis, Sjogren syndrome and lupus.
Mononucleosis: Can it recur?
Mono can return in some rare cases. Learn why that happens.
Piercings: How to prevent complications
Piercings are popular, but the risks are real. Know how to prevent an infection.
Nausea and vomiting
Motion sickness and drinking alcohol are among the many common causes of nausea and vomiting. Serious diseases can also have this effect.
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