Types of Abortions

An abortion is a medical intervention to end a pregnancy growing in the womb (uterus). It's sometimes called an induced abortion.

Nasopharyngeal Cancer

Nasopharyngeal cancer is a rare type of head and neck cancer. It starts in the upper part of your throat, behind the nose. This area is called the nasopharynx.

Nausea: Causes and Treatments

Nausea is the feeling you get in your stomach before you vomit. Vomiting is when you throw up your stomach contents through your mouth. You can have nausea and vomiting together or separately.

Diabetes Insipidus (DI): Symptoms, Causes, Diagnosis, and Treatment

Diabetes insipidus is a rare condition that makes you have an intense thirst and causes your body to make a lot of colorless, odorless urine.

Neck and Shoulder Pain Management

Neck and shoulder pain can be classified in many ways. Some people experience only neck pain or only shoulder pain, while others have pain in both areas.

What Is Myopia (Nearsightedness)?

Is it hard to see distant objects, like highway signs, until you’re a few feet away, but easy to read a book up close? Chances are you have myopia, also known as nearsightedness.

Necrotizing Fasciitis (Flesh-Eating Bacteria)

Necrotizing fasciitis, also known as flesh-eating bacteria or flesh-eating disease, is a rare infection of the skin and tissues below it. "Necrotizing" means causing tissue death, and "fasciitis" refers to fascia inflammation, which is tissue under the skin.

What Is Fournier’s Gangrene?

Fournier’s gangrene is a very serious, sometimes fatal infection in your genital or anal area. It’s a type of necrotizing fasciitis (flesh-eating disease) that develops quickly.

Acromegaly: What You Should Know

Acromegaly is a disorder that happens when your body makes too much growth hormone (GH). It causes abnormal growth that usually starts in your hands and feet.

Kawasaki Disease: Symptoms and Treatment

Kawasaki disease is an illness that causes blood vessels to become inflamed, almost always in young children. It's one of the leading causes of heart disease in kids. But doctors can treat it if they find it early. Most children get better without any problems.

What Is Keratoconus?

Normally, your cornea — the clear outer lens or "windshield" of your eye — has a dome shape, like a ball. Sometimes, the structure isn’t strong enough to hold its round shape and bulges outward, like a cone. This is called keratoconus.

What Is Hirschsprung's Disease?

Hirschsprung's disease is a rare condition that prevents a person from pooping normally. Babies with Hirschsprung's are missing the nerve cells needed to push digested food out of their colon (the last part of the large intestine).

Age-Related Macular Degeneration (AMD)

Age-related macular degeneration (AMD) is an eye disease that may get worse over time. It’s the leading cause of serious, permanent vision loss in people older than 50. About 1 in 10 people in the U.S. are affected by the condition.

Sleep Disorders: Bedwetting (nocturnal enuresis): Overview, Causes, and Treatments

Your child may wet the bed every now and then. While it's usually not a big deal, it can be frustrating for both you and your kid. Here's some more information about the types of bedwetting, why it happens, and when to see a doctor.

Kidney Disease: Causes, Symptoms, and Treatment

Kidney disease can affect your body’s ability to clean your blood, filter extra water out of your blood, and help control your blood pressure. It can also affect red blood cell production and vitamin D metabolism needed for bone health.

Agoraphobia

Agoraphobia is an anxiety disorder. It triggers intense fear of being in situations outside your home where you might not be able to leave easily or get help, particularly if you have a panic attack.

Acute Kidney Failure

Acute kidney failure is when your kidneys stop working suddenly. Doctors sometimes call it acute renal failure. It can happen over just a few hours or days.

Hyperpigmentation and Hypopigmentation

Pigmentation is the coloring of a person's skin. When a person is healthy, their skin color will appear normal. In the case of illness or injury, the person's skin may change color, becoming darker (hyperpigmentation) or lighter (hypopigmentation).

Fetal Alcohol Syndrome: Signs and Symptoms

Fetal alcohol syndrome (FAS) is the most severe fetal alcohol spectrum disorder. These are a group of conditions present at birth that can happen when a pregnant person drinks alcohol.

Norovirus

Norovirus is thought to be the most common cause of acute gastroenteritis (inflammation of your stomach and intestines leading to diarrhea and vomiting) around the world.