Discolored semen: What does it mean? - Mayo Clinic
Aug 20, 2025 · Semen is typically a white-gray color. Changes in semen color are often for just a short time and usually are harmless. But sometimes, semen color changes could be a sign you need to …
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 …
Vitiligo - Symptoms & causes - Mayo Clinic
Feb 1, 2024 · Vitiligo (vit-ih-LIE-go) is a disease that causes loss of skin color in patches. The discolored areas usually get bigger with time. The condition can affect the skin on any part of the body. It can …
Color blindness - Symptoms and causes - Mayo Clinic
Jan 10, 2025 · Color blindness is an eye condition in which someone can't see the difference between certain colors. Though many people commonly use the term "color blind" for this condition, true color …
Stool color: When to worry - Mayo Clinic
Oct 10, 2024 · Stool color is generally influenced by what you eat as well as by the amount of bile — a yellow-green fluid that digests fats — in your stool. As bile travels through your digestive tract, it is …
Urine color - Diagnosis and treatment - Mayo Clinic
Oct 11, 2025 · Diagnosis Your health care provider will likely ask you about your health and do a physical exam. You also may need tests, including: Urinalysis. This test checks the urine for possible …
White patch on skin: A cause for concern? - Mayo Clinic
Oct 3, 2023 · Several months ago, my son developed a small white patch on the skin of his arm. It appears to be getting larger. Is a white patch on skin anything to be concerned about? Generally, a …
Mucus in stool: A concern? - Mayo Clinic
May 30, 2024 · Larger amounts of mucus in stool, associated with diarrhea, may be caused by certain intestinal infections. Bloody mucus in stool or mucus along with belly pain may signal a more serious …
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 …
Yellow tongue Causes - Mayo Clinic
Mar 15, 2018 · Yellow tongue usually occurs as a result of a harmless buildup of dead skin cells on the tiny projections (papillae) on the surface of your tongue. Most commonly this occurs when your …