Vitiligo - Symptoms & causes - Mayo Clinic
Feb 1, 2024 · Vitiligo occurs when pigment-producing cells (melanocytes) die or stop producing melanin — the pigment that gives your skin, hair and eyes color. The involved patches of skin become lighter …
White stool: Should I be concerned? - Mayo Clinic
Jul 3, 2025 · Stool gets its typical brownish color from bile, which flows into the small intestine during the digestive process. If the liver doesn't produce bile or if bile gets stuck in the liver, stool will be light …
Fingernails: Do's and don'ts for healthy nails - Mayo Clinic
Nov 22, 2024 · Fingernails grow from the area at the base of the nail under the cuticle. Fingernails are made of layers of a protein called keratin. Healthy fingernails are smooth. They don't have pits or …
Levetiracetam (oral route) - Side effects & dosage - Mayo Clinic
Dec 1, 2025 · There is an oral liquid form of this medicine if you or your child cannot swallow the tablets. Elepsia™ XR extended-release tablet has a blue and white to off-white layer. If you do not see the …
Melanoma - Symptoms and causes - Mayo Clinic
Dec 30, 2023 · Melanoma is a kind of skin cancer that starts in the melanocytes. Melanocytes are cells that make the pigment that gives skin its color. The pigment is called melanin. This illustration shows …
What a newborn really looks like - Mayo Clinic
Nov 10, 2023 · The stump of a newborn's umbilical cord is usually a yellow-green color at birth. The clamped bit of umbilical cord will dry out over a few weeks after birth. It will change in color to brown …
Poison ivy rash - Symptoms and causes - Mayo Clinic
May 15, 2024 · Poison ivy leaves vary greatly in their shape, color and texture. Some leaves have smooth edges, while others have a jagged, tooth-like appearance. In the fall, the leaves may turn …
Dandruff - Symptoms and causes - Mayo Clinic
Aug 23, 2025 · Overview Dandruff is a common condition that causes small pieces of dry skin to flake from the scalp. It isn't contagious or harmful. But it can be embarrassing and difficult to treat. You can …
Nail fungus - Diagnosis and treatment - Mayo Clinic
May 15, 2024 · If you notice white markings on the surfaces of the nails, file them off, soak your nails in water, dry them, and apply the medicated cream or lotion. Even if this clears up your symptoms, it's …
Uncircumcised penis: Is special care needed? - Mayo Clinic
Jan 29, 2025 · Use water and a washcloth to wipe off any white or yellowish material that you find under the foreskin. This harmless buildup of oils, skin cells and fluids is called smegma. Dry the head of the …