Diseases and Conditions

Find doctor-approved information about symptoms, causes, diagnosis, treatment and prevention of common diseases and conditions.

Filter By Alphabet
All conditions
  • Henoch-Schönlein Purpura

    Henoch-Schönlein purpura (HSP) is a rare disease that irritates and inflames the blood vessels in your skin.

  • doctor listens to a baby’s heart with a stethoscope

    Congenital Heart Disease

    Congenital heart disease is a heart problem that some people are born with and can include a hole in the…

  • Celiac disease is a digestive disorder that causes problems when you eat foods with gluten, such as wheat, rye and barley.

    Celiac Disease

    Celiac disease is a digestive disorder that causes problems when you eat foods with gluten, such as wheat, rye and…

  • Bacterial Endocarditis

    Bacterial endocarditis is an infection in the valves and inner lining of your heart.

  • American soldier in uniform, who suffers from PTSD

    Post-Traumatic Stress Disorder (PTSD)

    Post-traumatic stress disorder (PTSD) is a mental health disorder caused by a traumatic event or series of events.

  • A senior man experiences bloating and reflux from indigestion.

    Reflux/Acid Reflux (GERD)

    Acid reflux occurs when acid from your stomach backs up into your throat. It can be caused by many factors…

  • A varicose vein is visible on the side of a woman’s knee

    Varicose Veins

    Varicose veins are veins that swell above the surface of the skin. They can be treated with compression stockings, surgery…

  • Middle-aged woman drinks a glass of water in the living room. Diabetes insipidus is a hormone disorder that causes extreme thirst and increased urination. It can be treated with medication.

    Diabetes Insipidus

    Diabetes insipidus is a hormone disorder that causes extreme thirst and increased urination. There is no cure, but it can…

  • Male doctor and testicular cancer patient are discussing about testicular cancer test report.

    Testicular Cancer

    Testicular cancer is the most common type of cancer in young and middle-aged white men, but it can be treated…

  • A woman clutching her cervix in pain

    Cervical Cancer

    Cervical cancer is abnormal growth of cells in a woman’s cervix. Cervical cancer is almost always caused by the human…

  • Illustration of a human body with close-ups of a normal aorta and one with an abdominal aortic aneurysm

    Abdominal Aortic Aneurysm (AAA)

    Sometimes an area of a blood vessel wall will get weak. It can start to swell like a balloon and…

  • Close-up of a pink ribbon (the symbol of breast cancer awareness) in a man’s hands

    Male Breast Cancer

    Breast cancer is a type of cancer that begins in the breast. Men can get breast cancer even though it…

  • Woman applying lotion to psoriasis on her elbow

    Psoriasis

    Psoriasis is a common chronic skin condition. It causes a rash that is raised with red marks and flaky white…

  • woman with a headache holds a hand to her head

    Headaches

    There are several different types of headaches. Migraines and tension headaches are the most common.

  • Illustration of the female reproduction system and a yellow ribbon representing endometriosis

    Endometrial Cancer

    Endometrial cancer occurs in the lining of a woman’s uterus. Learn about the symptoms, diagnosis, and treatment of this common…

  • Arrhythmia

    An arrhythmia is a change in the rhythm of your heartbeat. Your heart may beat too fast, too slow, or…

  • Stethoscope resting on black chalkboard with the words Addison’s Disease

    Addison’s Disease

    Addison’s disease is a condition that affects your body’s adrenal glands. It interferes with your body’s ability to produce certain…

  • Zika

    Zika is a virus caused by a bite from the Aedes mosquito. It is contagious and increases the risk of…

  • Milk and cheese on a table. Lactose intolerance is a condition that causes stomach discomfort. It’s your body reacting to the sugar in milk (or other dairy).

    Lactose Intolerance

    Lactose intolerance is a condition that causes stomach discomfort. It’s your body reacting to the sugar in milk (or other…

  • Motion Sickness

    Motion sickness is feeling triggered by movement. It occurs in cars, buses, trains, planes, or boats. It also can happen…