Consumer health basics
Learning Center
Low potassium (hypokalemia)
Low potassium (hypokalemia): Symptom — Overview covers what can cause this blood test result.
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.
Painful urination (dysuria)
Learn about possible causes for pain, burning or other trouble while peeing and when to get medical help.
Rectal bleeding
Blood in your stool, on the toilet paper or in the toilet bowl can have various causes. See your doctor if it lasts more than a day or two.
Unexplained weight loss
Unexplained weight loss has many causes — some serious. Find out when losing weight without trying calls for a medical evaluation.
Vaginal bleeding
Bleeding from your vagina that's different from your period might signal a problem. Learn about possible causes and when you should see a doctor.
Vaginal discharge
Learn what to expect when it comes to vaginal discharge. And know when changes in discharge might mean you should see a health care provider.
Vaginal dryness
Make an appointment with your doctor if vaginal dryness is causing you discomfort.
Vaginal odor
Learn about causes of unpleasant or unusual odor from the vagina and when to seek care.
Wheezing
Wheezing: Symptom — Overview covers definition, possible causes of this symptom.
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