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Stroke What is a stroke? A stroke, or brain attack, happens when blood flow to your brain is stopped. It's an emergency situation. Call 911 if you think you might be having a stroke or stroke symptoms. The brain needs a constant supply of oxygen and nutrients to work well. If the

Nosebleed (Epistaxis) in Children What is a nosebleed in children? A nosebleed is bleeding from tissues inside the nose (nasal mucus membranes) caused by a broken blood vessel. The medical word for nosebleed is epistaxis. Most nosebleeds in children occur in the front (anterior)

Early-Onset Alzheimer Disease What is early-onset Alzheimer disease? Alzheimer disease is the most common form of dementia. It affects your memory, thinking, and behavior. It often progresses to the point where it affects daily activities and functions. Alzheimer disease most

Benign Prostatic Hyperplasia (BPH) What is benign prostatic hyperplasia? Benign prostatic hyperplasia (BPH) is also called benign prostatic hypertrophy. It means that the prostate gland has become very large and may cause problems passing urine. BPH is not cancer. It's a common

Urinary Tract Infections (UTIs) What are urinary tract infections? Urinary tract infections or UTIs are infections in any part of the urinary tract. They are a common health problem that affects millions of people each year. Women are especially prone to UTIs. A UTI may affect

Fanconi Anemia in Children What is Fanconi anemia in children? Fanconi anemia is a blood disorder. The bone marrow either doesn't make enough blood cells or it makes abnormal blood cells. Bone marrow is the spongy material inside bones. It makes white and red blood cells, and

Claudication What is claudication? Claudication is pain in your thigh, calf, or buttocks that happens when you walk. It can make you limp. It may be a symptom of peripheral artery disease (PAD). This means that narrowed or blocked arteries have reduced the blood flow to your legs

Sickle Cell Disease in Children What is sickle cell disease in children? Sickle cell disease (SCD) is a blood disorder that a child is born with. It's passed down through a parent’s genes. Children with SCD make an abnormal type of hemoglobin. This is the protein in red blood

Coronary Heart Disease What is coronary heart disease? Coronary heart disease happens when the innermost layer of the coronary arteries becomes inflamed and narrowed. This is caused by a buildup of fatty deposits called plaque. These deposits may start in childhood and continue