Symptoms
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Abdominal pain: Symptom — Overview covers definition, causes of abdominal pain, including lower abdominal pain.
Last Updated: Apr 25, 2019Anal pain: Symptom — Overview covers definition, possible causes of this common symptom.
Last Updated: Aug 22, 2019Ankle pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Mar 13, 2021Arm pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Mar 27, 2021B
A problem in any part of your spine can cause back pain. Here's a look at some of the causes of this common symptom.
Last Updated: Sep 1, 2020Learn what can cause a curved erection and when you may need to see a doctor.
Last Updated: Jul 14, 2020Learn what may cause vaginal bleeding during pregnancy and when you should see a doctor about it.
Last Updated: Jan 22, 2020Blood clots: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: May 29, 2020Finding blood in your semen can be alarming, but the cause is usually benign. Find out possible causes and when to see a doctor.
Last Updated: Sep 15, 2020Learn more about these abnormal areas sometimes seen incidentally during brain imaging.
Last Updated: Jan 11, 2018Most breast calcifications are benign. Find out more about what can cause them, what they look like, and when to see a doctor.
Last Updated: Feb 2, 2019A breast lump can result from a harmless condition. Or it could be cancer. Understand breast lump causes and when you need to see a doctor.
Last Updated: Nov 26, 2020Overview covers definition, possible causes of breast rashes.
Last Updated: Mar 24, 2020Burning feet: Symptom — Overview covers definition, possible causes and when to see a doctor for this often nerve-related symptom.
Last Updated: Jan 11, 2018C
Cold hands may not be cause for concern. But persistent cold hands may be due to a blood vessel or nerve problem. Learn about the possible causes.
Last Updated: Feb 4, 2021Cough: Symptom — Your body's response when something irritates your throat or airways and possible causes of this symptom.
Last Updated: Jun 13, 2020Coughing up blood: Symptom — Comprehensive overview covers possible causes of coughing up blood.
Last Updated: Apr 7, 2018D
Overview covers causes, remedies for this common symptom.
Last Updated: Oct 8, 2019Diarrhea: Symptom — Overview covers definition, causes of acute and chronic diarrhea.
Last Updated: Jun 16, 2020What does it mean if you have bouts of dizziness? Learn about the many possible causes, and when to seek treatment.
Last Updated: Oct 21, 2020Dry orgasm in men occurs when you reach sexual climax without ejaculating. Learn about the possible causes of dry orgasm.
Last Updated: Sep 1, 2020E
Elbow pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Mar 27, 2021Inflamed liver cells can leak abnormal amounts of liver enzymes into the bloodstream. The symptom is often mild and temporary.
Last Updated: Mar 5, 2020Learn more about a condition in which white blood cell counts are elevated beyond normal limits.
Last Updated: Oct 8, 2019Excessive sweating: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Sep 15, 2020Have a burning, itching or throbbing eye? Find out possible causes of eye pain and when it's time to call the doctor.
Last Updated: Mar 11, 2021Most people experience eye twitching now and then, but it's not always harmless. Find out when these spasms might mean something more serious.
Last Updated: Jan 16, 2021F
Fatigue can result from many conditions — such as fibromyalgia or sleep apnea — or lifestyle factors — such as alcohol use or medication side effects.
Last Updated: Dec 2, 2020Foot pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Mar 13, 2021Find out what may be causing your extra bathroom trips for more-frequent bowel movements.
Last Updated: Nov 14, 2020Frequent urination: Symptom — Overview covers definition, possible causes of the need to urinate more than usual.
Last Updated: Aug 11, 2020G
Learn about the possible causes of green stools in adults and infants.
Last Updated: Jul 17, 2020Learn more about the causes and symptoms of groin pain, including when to see a doctor and how you can treat it at home.
Last Updated: Jan 12, 2021H
Headache: Symptom — Overview covers definition, possible causes of this painful symptom.
Last Updated: Jun 3, 2020Heel pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Mar 10, 2021What does it mean if you have high blood proteins? Learn about the role proteins play in your body and the possible causes of this blood test result.
Last Updated: Nov 10, 2020An above-normal level of hemoglobin in your blood usually occurs when your body needs more oxygen, often because you smoke or live at high altitude.
Last Updated: Dec 2, 2020What does it mean if you have high potassium? Learn about the role potassium plays in your body and the possible causes of this blood test result.
Last Updated: Nov 14, 2020High red blood cell count: Symptom —Overview covers possible causes of excessive oxygen-transporting cells.
Last Updated: Nov 26, 2020High uric acid level: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Nov 24, 2020High white blood cell count: Symptom — Overview covers possible causes of increased disease-fighting cells.
Last Updated: Nov 24, 2020Hip pain: Symptom — Overview covers definition, possible causes of hip joint pain.
Last Updated: Apr 10, 2019Hypoxemia: Symptom — Overview covers definition, possible causes, treatment of low blood oxygen.
Last Updated: Dec 1, 2018I
Intestinal gas: Symptom — Overview covers definition, medical causes of this sometimes uncomfortable symptom.
Last Updated: Apr 16, 2019J
Joint pain: Symptom — Overview covers definition, possible causes of joint pain.
Last Updated: Mar 16, 2021K
Kidney pain: Symptom — Overview covers definition and causes of kidney pain.
Last Updated: May 5, 2020Knee pain: Symptom — Overview covers definition, possible causes of knee joint pain.
Last Updated: Jan 11, 2018L
Leg pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Mar 27, 2021A common sign of fluid retention, leg swelling might be from standing or sitting too long. Or it might indicate a more serious condition.
Last Updated: Mar 25, 2020Learn about the definition and possible causes of loss of smell (anosmia).
Last Updated: Dec 5, 2019A low hemoglobin count on a blood test could be normal for you, or it could indicate that you have a condition that needs medical attention.
Last Updated: Sep 22, 2020Low potassium (hypokalemia): Symptom — Overview covers what can cause this blood test result.
Last Updated: Jul 11, 2020Low white blood cell count: Symptom — Overview covers possible causes of decreased disease-fighting cells.
Last Updated: Nov 24, 2020A temporary increase in certain white blood cells, called lymphocytes, is normal after an infection. Too high a count can mean something more serious.
Last Updated: Jul 12, 2019M
Muscle pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Mar 27, 2021N
Learn more about the possible causes of a stuffy nose and how to relieve it.
Last Updated: Feb 27, 2021Motion sickness and drinking alcohol are among the many common causes of nausea and vomiting. Serious diseases can also have this effect.
Last Updated: Jun 16, 2020Neck pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Sep 1, 2020Neutropenia: Symptom — Overview covers definition, possible causes of a lack of certain white blood cells.
Night leg cramps: Symptom — Overview covers definition, possible causes of this painful symptom.
Last Updated: Dec 9, 2020Night sweats: Symptom — Overview covers definition and possible causes of night sweats.
Last Updated: Feb 22, 2020Fluid leaking from the nipples isn't usually a sign of breast cancer. Learn more about the possible causes and when to see a doctor.
Last Updated: Dec 3, 2019Nosebleeds: Symptom — Comprehensive overview covers definition, possible causes of nosebleeds.
Last Updated: Sep 26, 2020Numbness: Symptom — Overview details the many possible causes of this nerve-related symptom.
Last Updated: Apr 20, 2019Numbness in hands: Symptom — Overview looks at what might cause this problem.
Last Updated: Apr 19, 2019P
Learn about possible causes for pain, burning or other discomfort during urination and when you might need to see a doctor.
Last Updated: Oct 20, 2020Peeling skin: Symptoms — Overview covers definition and possible causes of peeling skin.
Last Updated: Jun 27, 2020Pelvic pain can be dull or sharp, constant or intermittent. Learn about possible causes and when to see a doctor.
Last Updated: May 10, 2019Symptom — Overview covers definition, possible causes of this skin symptom of pinpoint spots.
Last Updated: Apr 17, 2018Learn about possible possible causes of protein in urine (proteinuria) and when to see a doctor.
Last Updated: Apr 21, 2020R
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.
Last Updated: Mar 4, 2020Red eye often looks much worse than it feels. Find out possible causes of inflamed, irritated eyes and when to call the doctor.
Last Updated: Mar 11, 2021Learn more about how to treat this common symptom and when to see your doctor.
Last Updated: Mar 16, 2021S
Problems breathing can come on suddenly or last for weeks or longer. Most cases are due to heart or lung conditions, but there are many other causes.
Last Updated: Jun 13, 2020Shoulder pain: Symptom — Comprehensive overview covers definition, possible causes of pain in the shoulder.
Last Updated: Apr 20, 2019T
If you're experiencing this symptom, an injury or underlying condition may be the culprit.
Last Updated: Nov 23, 2019U
Unexplained weight loss has many causes — some serious. Find out when losing weight without trying calls for a medical evaluation.
Last Updated: Aug 11, 2020Unusual urine odor might be an indicator of an underlying disease or condition.
Last Updated: Aug 28, 2019V
Vaginal bleeding that's unrelated to your period might signal a problem. Learn about possible causes and when you should see a doctor.
Last Updated: Apr 23, 2019Vaginal bleeding after sex might not require a doctor's visit, but if you're postmenopausal, contact your doctor to find out the cause of vaginal bleeding.
Last Updated: Nov 25, 2020Learn what's normal when it comes to vaginal discharge, and understand when changes in discharge might mean you should see a doctor.
Last Updated: Feb 14, 2019Make an appointment with your doctor if vaginal dryness is causing you discomfort.
Last Updated: Dec 4, 2020Learn about possible causes of unpleasant vaginal odor and when you might need to see a doctor.
Last Updated: Mar 20, 2020Vomiting blood can be a symptom of a number of serious conditions. Find out what it could mean.
Last Updated: Feb 22, 2020W
Watery eyes: Symptom — Overview covers definition, possible causes of excess tearing.
Last Updated: Sep 17, 2020Wheezing: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Jan 11, 2018White tongue: Symptom — Learn about the definition and possible causes of this usually harmless symptom.
Last Updated: Feb 3, 2018Y
Yellow tongue: Symptom — Overview covers definition and possible causes of a yellow tongue.
Last Updated: Mar 15, 2018