Diseases and Conditions

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

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  • Fetal Growth Restriction

    Intrauterine growth restriction (IUGR) is a term that describes an unborn baby who isn’t growing at the normal rate inside…

  • Coronavirus Disease 2019 (COVID-19)

    COVID-19 is highly contagious and does not yet have an approved vaccine. Symptoms may include a cough, a fever, and…

  • Insulin Resistance

    Insulin resistance is a condition that can lead to pre-diabetes and type 2 diabetes. Diet and lifestyle changes and prescription…

  • Teeth Grinding (Bruxism)

    Teeth grinding, also called bruxism, is the conscious or unconscious grinding or clenching of teeth. It happens most often in…

  • Zika

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

  • 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…

  • Warts

    Warts are small skin growths caused by the human papillomavirus. You can develop warts on your face, hands, feet, and…

  • Tuberous Sclerosis

    Tuberous sclerosis is a rare disease that causes tumors, or growths, in the brain and other organs. They are usually…

  • Strabismus

    Strabismus is an eye disorder. It affects the muscle control in your eyes. The eyes don’t line up properly. Instead,…

  • Premature Ejaculation

    Premature ejaculation happens when an individual has an orgasm sooner than wanted. It can happen before or shortly after…

  • Peyronie’s Disease

    Peyronie’s disease is the buildup of scar tissue in the penis, causing it to curve. This may be painful or…

  • Ovarian Cyst

    An ovarian cyst is a fluid-filled sac in or on a person’s ovary. It is very common. Many times, these…

  • Osgood-Schlatter Disease

    Osgood-Schlatter disease is one of the most common causes of knee pain in young children and athletes. It can affect…

  • Colorectal Cancer

    Colorectal cancer starts in the colon or the rectum. Because they share common features, these two cancers are often referred…

  • Abusive Head Trauma

    Abusive head trauma (shaken baby syndrome) is a form of child abuse that can be deadly or leave a baby…

  • Anal Fistulas

    An anal fistula is an abnormal connection that forms between the anus and the skin outside of it. It usually…

  • Alopecia Areata (AA)

    Alopecia areata is an autoimmune disease that causes you to lose small, round patches of hair on your head.

  • Insect-borne Diseases

    Insect-borne diseases are viral and bacterial illnesses from bug bites. Most commonly, they are passed from mosquitoes, sand flies, ticks,…

  • Clubfoot

    Clubfoot is a treatable congenital condition (present at birth) that causes a baby’s foot to turn inward or downward. It…