Diseases and Conditions

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


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  • a tick sits on a leaf


    Babesiosis is an infection of the red blood cells. It is caused by a single-cell parasite called Babesia.

  • Illustration of human brain with puzzle piece missing, depicting memory loss as a symptom of dementia


    Dementia is a group of symptoms often caused by changes in brain structure. It often occurs in older people but…

  • a lipoma under the skin by the elbow


    Lipomas are slow-growing tumors that come from fat cells. They are usually round, moveable lumps under the skin.

  • woman examines her breast


    Galactorrhea is when one or both breasts make milk or a milky discharge unrelated to milk production in breastfeeding.

  • Tick with its head sticking in human skin, red blotches indicate an infection

    Insect-borne Diseases

    Insect-borne diseases can come from mosquitoes, sand flies, ticks, and fleas. They include Zika virus, Yellow Fever, and Lyme…

  • Slipped Capital Femoral Epiphysis

    Slipped capital femoral epiphysis is a hip problem that occurs in children when the end of the thigh bone slips…

  • Man holding condom in one hand and blue pill in the other

    Erectile Dysfunction (ED)

    Erectile dysfunction is when a man cannot get or keep an erection. It can be caused by a number of…

  • Endometriosis

    Endometriosis is when the lining of the uterus grows outside of the uterus. It can be treated with medicine and…

  • Diverticular Disease

    Diverticular Disease is a group of conditions that affect your large intestine (colon).

  • doctor holding patient’s hand


    Cancer is a collection of many diseases that all involve the growth of abnormal cells. Some common forms are skin…

  • A pregnant woman holding a urine sample

    Gestational Diabetes

    Gestational diabetes occurs during pregnancy in 1% to 3% of all pregnant women. It usually begins in the second…

  • Gastroparesis

    Gastroparesis is a stomach disorder in which stomach muscles don’t contract properly, leading to problems crushing food before digestion.

  • Close up of a man wearing a dress shirt with sweat stains in the armpit


    Hyperhidrosis is excessive sweating.

  • Woman injecting emergency medicine (EpiPen) into her leg


    Anaphylaxis is a life-threatening allergic reaction that needs immediate medical attention.

  • Mother holding premature baby’s feet with neonatal infant pulse oximeter

    Necrotizing Enterocolitis

    Necrotizing Enterocolitis is an intestinal disease that occurs mostly in premature and sick newborn babies.

  • doctor checking lymph nodes of a patient


    Mononucleosis is a contagious illness caused by the Epstein-Barr virus. The virus can be found in saliva, mucus, and other…

  • Athletic woman standing outside, rubbing lower back muscles

    Low Back Pain

    Low back pain is common and has many causes, including injury, pregnancy, even poor posture.

  • illustration and cross-section of kidneys

    Interstitial Nephritis

    Interstitial nephritis is a kidney disorder that affects your kidneys’ ability to filter waste and extra fluid.

  • A woman with a head injury being checked by a doctor

    Head Injuries

    Head injuries can cause harm to your brain, skull, or scalp. There are many types including concussion, brain contusion, skull…

  • businessman buttoning his shirt


    Gynecomastia is a condition in which men have enlarge breasts often caused by a change in hormones.