Hereditary hemochromatosis is a genetic condition that causes the body to absorb too much dietary iron, usually in adulthood. Symptoms can include tiredness, weight loss, skin color changes, and more.

Hereditary angioedema (HAE) is a rare condition that causes fluid to build up throughout your body, triggering sudden and repeated serious swelling. This is the most common type and happens because of ...

Hereditary angioedema (HAE) is a rare genetic condition that can cause severe swelling that is painful and can be life-threatening. These attacks can occur suddenly. In 2025, Ekterly (sebetralstat) ...

Benign hereditary telangiectasia is an inherited condition that causes dilated blood vessels on your skin and lips. Unlike other similar conditions, it does not cause any systemic symptoms. Benign ...

Noonan syndrome is a hereditary condition that occurs when a person inherits a certain genetic mutation from a parent. A genetic mutation may also occur at conception due to an irregularity in the egg ...

One sunny day in Los Angeles, Katherine Wilemon was gardening when she developed crushing chest pain, as well as pain radiating down her left arm. She was 39 and fit. Wilemon—who had known since she ...

Qin Rao, MD, is a board-certified physician based in New York City. He currently works as a gastroenterologist and hepatologist at Manhattan Gastroenterology. Metabolic dysfunction-associated ...