Health Information Library

Find out more about this usually harmless, common skin bump in adults.

Caused by spasms of your diaphragm that you can't control, hiccups are usually harmless. Rarely, hiccups may be a sign of an underlying medical problem.

Find out how these tiny insects that feed on blood from the human scalp can spread, along with treatment options.

Learn more about the symptoms and treatment of this heart rhythm disorder, which causes a rapid heart rate.

Learn more about the symptoms, tests and treatments for this infection.

Find out more about the symptoms, diagnosis and treatment of a slower than typical heartbeat.

Managing diabetes can prevent or delay this common diabetes complication that affects the kidneys.

This mental health condition involves ongoing difficulty parting with possessions, leading to severe clutter and a risk to safety.

Learn the signs that point to this common and potentially serious sleep disorder. And find out the treatments that can help you sleep better.

PVCs are extra heartbeats that can make the heart beat out of rhythm. They are very common and may not be a concern. Learn when treatment is needed.

This B vitamin can boost levels of high-density lipoprotein — also called HDL — cholesterol, the "good" cholesterol, and lower triglycerides. Find out more.

This condition can weaken bones, create kidney stones, and affect how well the heart and brain work. Treatment depends on the cause.

If stomach acid washes back into the esophagus, it can cause discomfort and may lead to precancerous changes in the lining of the esophagus.

Robotic systems can help surgeons increase precision, flexibility and control for many procedures. Learn about the advantages and availability of robot-assisted surgery.

This heart rhythm disorder causes slow, paused or irregular heartbeats. Learn the symptoms and how it's treated.

Sudden cardiac death in young people is rare. It's not the same as sudden cardiac arrest. Learn about the risk factors and causes, and find out who may need screening tests.

Brain cells communicate through electrical impulses, activity an EEG detects. An altered pattern of electrical impulses can help diagnose conditions.

Learn more about how UV rays harm your skin and what you can do for symptom sunburn relief and how to protect yourself from sun exposure.

Get the facts and find out why these popular myths about cancer causes are wrong.

This group of disorders results from a buildup of natural chemicals in the body that affect the nervous system and skin. Learn how to avoid symptom triggers.