Health Information Library

Learn about symptoms, treatment and prevention of this common infection among older adults that causes nails to discolor and crumble.

This type of arthritis can cause sudden pain, swelling and tenderness, often in the big toe.

Many women have ovarian cysts at some time. Most are harmless, but some can cause serious symptoms. Know what symptoms to watch for.

Ice can ease symptoms of this painful condition. It affects the small, fluid-filled sacs that cushion the bones, tendons and muscles near the joints.

The human papillomavirus (HPV) causes the most common of sexually transmitted infections. Vaccines can help protect against the HPV strains that cause genital warts.

Learn about the symptoms, diagnosis and treatment of this common tick-borne illness.

In this condition, a finger gets stuck in a bent position and may straighten suddenly with a snap. It happens most often in women over the age of 50.

This condition, often called stomach flu, is usually harmless, except for infants and people with immunosuppression. Symptoms can usually be managed.

Learn more about the symptoms, causes and prevention of this potentially deadly viral infection that attacks the respiratory system.

This condition causes repeated stops and starts in breathing during sleep. Snoring loudly can be a sign of this sleep condition.

Learn about pain, burning and irritation of the vaginal area that doesn’t have a clear cause. Then find out how to get relief.

Learn about cancer that starts in the testicles. Treatments include surgery, chemotherapy and radiation therapy.

Find out about symptoms and causes for this cancer that starts in the large intestine. Learn about treatment options, including minimally invasive surgery.

Find out more about these hardened areas of skin that often affect the feet and fingers. Try these self-care tips to make corns and calluses disappear.

Also called sexual addiction, this means being obsessed with sexual fantasies, urges, or behaviors that disrupt your life or cause harm to you or others.

Are things starting to look fuzzy or blurry? Find out about symptoms, diagnosis and treatment for this common eye condition.

Learn simple steps for treatment and self-care of this common problem, including earwax removal.

Mood swings, cramps and irritability are just a few telltale clues that you're getting your period. Learn what you can do for PMS symptom relief.

Pneumonia — Learn about the symptoms, causes and treatment of this serious lung infection.

Learn the latest ways to treat and prevent the stuffy nose and head pain that can come with this condition.