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Diseases and Conditions

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

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  • Poison ivy is a type of toxic plant that can cause an itchy rash. Poison ivy often grows low to the ground, resembling a weed or shrub.

    Poison Ivy

    Poison ivy is a type of toxic plant. It is common in most parts of the United States. Poison ivy…

  • A picture of lips showing a cold sore caused by herpes

    Herpes

    Herpes is a group of viruses that cause painful blisters and sores. There is no cure, but medicines can treat…

  • A child’s hand with red and swollen skin around fingernail caused by a skin infection. Paronychia is a skin infection around the nails. It usually affects the skin at the base (cuticle) or up the sides of the nail.

    Paronychia

    Paronychia is a skin infection around the fingernails or toenails. It usually isn’t serious and can be treated at…

  • close up image of a man's body suffering severe urticaria nettle rash.

    Exercise-induced Urticaria

    Exercise-induced urticaria is a condition that produces hives and other allergic symptoms.

  • A doctor examines the ear of a boy suffering from eustachian tube dysfunction.

    Eustachian Tube Dysfunction

    Eustachian tube dysfunction is when your ear is plugged with fluid. Sounds may be muffled, and your ear may feel…

  • Male Doctor Wearing Blue Gloves Holding Cotton Swab And DNA Test Tube to test for monkeypox

    Mpox (monkeypox)

    Mpox (monkeypox) began making the news following a surge in new cases in summer 2022. This outbreak includes reports of…

  • Pigmented Villonodular Synovitis (PVNS)

    Pigmented villonodular synovitis is a joint problem that usually affects the hip or knee. It also can occur in the…

  • Overweight female with fat folds under her bra clasp in the back

    Intertrigo

    Intertrigo is a rubbing of the skin in areas where the skin folds and becomes moist.

  • Baby sleeping in a position on his father’s arm to help treat colic

    Colic

    Colic is when your baby cries for longer than 3 hours a day at least 3 days per week. It…

  • A doctor wearing a white coat sits with a patient in his office to go over the benefits of the RSV vaccine.

    RSV in Adults Over 60

    Older adults (above the age of 60) are at higher risk for severe RSV infection. This is especially true if…

  • Young male runner sitting on the ground holding his sprained ankle in pain

    Ankle Sprains

    Ankle sprains range from mild to severe and need immediate treatment.

  • Illustration of enlarged adenoid. Adenoids are tiny pieces of tissue in the back of your throat. They hang above your tonsils. They help fight infections in your body.

    Enlarged Adenoids

    Adenoids are tiny pieces of tissue in the back of your throat. They hang above your tonsils. They help fight…

  • Female therapist working with young boy on floor

    Asperger's Syndrome

    Asperger’s syndrome is a developmental disorder affecting speech and behavior.

  • Pica

    Pica is a compulsive eating disorder in which people eat nonfood items. Dirt, clay, and flaking paint are the most…

  • A woman kneeling on the bathroom floor while holding her head over the toilet as she vomits

    Vomiting and Diarrhea

    Information for parents about vomiting and diarrhea in children from the American Academy of Family Physicians.

  • Hand Massage to help pain in the finger joints.

    Scleroderma

    Scleroderma is a rare autoimmune disorder. There are 2 types of scleroderma. One type affects the skin. The other type…

  • a woman with keratosis pilaris scratches the back of her arm

    Keratosis Pilaris

    Keratosis pilaris is a harmless skin condition that causes small bumps to appear on the skin. They can appear anywhere…

  • woman putting drops in her eye

    Allergic Conjunctivitis

    Allergic conjunctivitis occurs when the clear, thin membrane that covers your eyeball becomes swollen and irritated. It can cause itching…

  • close-up of female doctor checking blood pressure of male patient

    High Blood Pressure (Hypertension)

    High blood pressure (hypertension) is a medical condition that occurs when your blood moves through your arteries at higher pressure…

  • Woman touching her throat because it is sore

    Sore Throat

    A sore throat can feel irritated or scratchy with mild to burning pain. Most sore throats are caused by viruses,…

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