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: Jan 11, 2019Arm pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Feb 9, 2019B
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: Aug 3, 2018Bent penis: Symptom — Overview covers definition, possible causes of this condition.
Last Updated: Jan 11, 2018Bleeding during pregnancy: Symptom — Overview covers causes, treatment for vaginal bleeding during pregnancy.
Last Updated: Jan 15, 2019Blood clots: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Jun 15, 2019Finding 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: Aug 17, 2018Learn 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, 2019Breast lump: Symptom — Overview covers definition, possible causes of this breast disease symptom.
Last Updated: Oct 12, 2018Breast rash: Symptom — Overview covers definition, possible causes of breast rashes.
Last Updated: Mar 15, 2018Burning 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: Symptom — Learn about the possible causes of this uncomfortable condition.
Last Updated: Nov 30, 2018Cough: Symptom — Your body's response when something irritates your throat or airways and possible causes of this symptom.
Last Updated: Jun 21, 2019Coughing up blood: Symptom — Comprehensive overview covers possible causes of coughing up blood.
Last Updated: Apr 7, 2018D
Dark circles under eyes — Overview covers causes, remedies for this common symptom.
Last Updated: Jan 11, 2018Diarrhea: Symptom — Overview covers definition, causes of acute and chronic diarrhea.
Last Updated: Apr 16, 2019What does it mean if you have bouts of dizziness? Learn about the many possible causes, and when to seek treatment.
Last Updated: Sep 6, 2018Dry orgasm occurs when a man reaches sexual climax without ejaculating. Learn about the possible causes of dry orgasm.
Last Updated: Jan 12, 2018E
Elbow pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Apr 6, 2019Elevated liver enzymes: Symptom — Overview covers definition, possible causes of high liver enzymes.
Last Updated: Jan 11, 2018Eosinophilia is a higher than normal level of a certain type of white blood cell. It may indicate a parasitic infection, an allergic reaction or cancer.
Last Updated: Jan 12, 2018Excessive sweating: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Jun 21, 2018Have a burning, itching or throbbing eye? Find out possible causes of eye pain and when it's time to call the doctor.
Last Updated: Feb 14, 2019Most 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 11, 2019F
Fatigue: Symptom — Overview covers definition, possible causes of this symptom.
Foot pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Jan 12, 2019Having frequent bowel movements (several formed bowel movements each day) is often a symptom of thyroid disease, but may have another cause.
Last Updated: Jan 13, 2018Frequent urination: Symptom — Overview covers definition, possible causes of the need to urinate more than usual.
Last Updated: Jul 4, 2018G
Green stool — Overview covers possible causes of green stools in adults and infants.
Last Updated: May 30, 2018Male groin pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Oct 12, 2018H
Headache: Symptom — Overview covers definition, possible causes of this painful symptom.
Last Updated: Jan 11, 2018Heel pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Dec 28, 2018What 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: Jan 11, 2018An 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: Jan 25, 2019What 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: Jan 11, 2018High red blood cell count: Symptom —Overview covers possible causes of excessive oxygen-transporting cells.
Last Updated: Dec 19, 2018High uric acid level: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Nov 30, 2018High white blood cell count: Symptom — Overview covers possible causes of increased disease-fighting cells.
Last Updated: Nov 30, 2018Hip 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: Jan 11, 2019K
Kidney pain: Symptom — Overview covers definition and causes of kidney pain.
Last Updated: Jan 11, 2018Knee 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: Jan 11, 2018A common symptom of fluid retention, leg swelling may be from standing or sitting too long, or it may be indicate a more serious condition.
Last Updated: Jan 11, 2018Loss of smell: Symptom — Overview covers definition, possible causes of loss of smell (anosmia).
Last Updated: Jan 11, 2018Low hemoglobin count: Symptom — Overview covers possible causes of low hemoglobin levels in blood.
Last Updated: Apr 7, 2018Low potassium (hypokalemia): Symptom — Overview covers what can cause this blood test result.
Last Updated: Jan 11, 2018Low white blood cell count: Symptom — Overview covers possible causes of decreased disease-fighting cells.
Last Updated: Nov 30, 2018A 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: Feb 9, 2019N
Learn more about the possible causes of a stuffy nose and how to relieve it.
Last Updated: Feb 16, 2019Motion sickness and drinking alcohol are among the many common causes of nausea and vomiting. Serious diseases can also have this effect.
Last Updated: Jun 30, 2018Neck pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Apr 6, 2018Neutropenia: 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: Jan 3, 2019Night sweats: Symptom — Overview covers definition and possible causes of night sweats.
Last Updated: Jan 11, 2018Usually, nipple discharge isn't a sign of breast cancer. Learn about possible causes of nipple discharge and when to see a doctor.
Last Updated: Jan 11, 2018Nosebleeds: Symptom — Comprehensive overview covers definition, possible causes of nosebleeds.
Last Updated: May 2, 2018Numbness: 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 go to the doctor.
Last Updated: Jan 11, 2018Peeling skin: Symptoms — Overview covers definition and possible causes of peeling skin.
Last Updated: Apr 6, 2018Pelvic 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, 2018Protein in urine: Symptom — Overview covers possible causes of protein in urine.
Last Updated: Jan 11, 2018R
Rectal bleeding: Symptom — Overview covers definition, possible causes of bleeding from the rectum.
Last Updated: Jan 11, 2018Red eye often looks much worse than it feels. Find out possible causes of inflamed, irritated eyes and when to call the doctor.
Last Updated: Feb 19, 2019Learn more about how to treat this common symptom and when to see your doctor.
Last Updated: Mar 21, 2019S
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 5, 2019Shoulder pain: Symptom — Comprehensive overview covers definition, possible causes of pain in the shoulder.
Last Updated: Apr 20, 2019T
Testicle pain: Symptom — Overview covers definition, possible causes of this symptom.
Last Updated: Mar 30, 2018U
Unexplained weight loss has many causes — some serious. Find out when losing weight without trying calls for a medical evaluation.
Last Updated: Jan 11, 2018Unusual 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: Jan 11, 2018Learn 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, 2019Vaginal dryness is a common, often uncomfortable condition. Learn about possible causes and when to see a doctor.
Last Updated: Nov 27, 2018Vaginal odor: Symptom — Overview covers definition, possible causes of unpleasant vaginal odor.
Last Updated: Mar 23, 2018Vomiting blood: Symptom — Overview covers definition, possible causes of blood in vomit.
Last Updated: Jan 11, 2018W
Watery eyes: Symptom — Overview covers definition, possible causes of excess tearing.
Last Updated: Jan 11, 2018Wheezing: 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