Symptoms and Causes

Overview A thoracic aortic aneurysm occurs when the main artery in the chest (aorta) weakens and widens. This weakening can create a bulge in the vessel…

What is Autoimmune Hepatitis? Autoimmune hepatitis occurs when the body’s immune system mistakenly attacks liver cells. This condition causes inflammation and liver damage over time. While…

About Large Babies When a baby weighs more than 8 pounds, 13 ounces at birth, doctors call this “large for gestational age” or “fetal macrosomia.” About…

Overview Precocious puberty happens when children develop adult body features earlier than normal. For most children, puberty starts after age 8 for girls and after age…

Overview Cutaneous T-cell lymphoma (CTCL) is a rare cancer that starts in white blood cells called T cells. These cells are an important part of the…

Overview Heart valve disease happens when one or more of the four heart valves doesn’t work properly. These valves keep blood flowing through the heart in…

Overview Systemic mastocytosis happens when too many mast cells build up in the body. Mast cells are white blood cells found in connective tissues that help…

Overview The yips are unwanted wrist movements that happen when athletes try to perform precise actions. They’re most common in golf putting but also affect players…

Overview Presbyopia affects many adults as they age, causing difficulty focusing on close objects. This vision change typically starts in the early to mid-40s and progresses…

Overview Wrinkles develop naturally as we age, appearing most commonly on sun-exposed areas like the face, neck, hands, and forearms. Environmental factors such as pollution and…