
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 - Symptoms and causes - Mayo Clinic
Oct 11, 2025 · Overview Regular urine color ranges from clear to pale yellow. But certain things can change the color. Foods such as beets, blackberries and fava beans can turn urine pink or red, for …
Color blindness - Diagnosis and treatment - Mayo Clinic
Jan 10, 2025 · Diagnosis If you have trouble seeing certain colors, an eye care professional can test for a color deficiency. Testing likely involves a thorough eye exam and looking at specially designed …
Albinism - Symptoms and causes - Mayo Clinic
Dec 13, 2023 · Eye color can range from very light blue to brown and may change with age. With albinism, the colored parts of the eyes, called the irises, usually don't have enough pigment. This …
Moles - Symptoms and causes - Mayo Clinic
Dec 15, 2023 · Moles, also known as nevi, are a common type of skin growth that vary in color, shape and size. While most moles are most often harmless, they rarely can become cancerous.
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 …
Raynaud's disease - Symptoms and causes - Mayo Clinic
Nov 16, 2024 · Raynaud's disease causes smaller blood vessels that supply blood flow to the skin to narrow in response to cold or stress. The affected body parts, usually fingers and toes, might turn …
Atopic dermatitis (eczema) - Symptoms and causes - Mayo Clinic
May 15, 2024 · Atopic dermatitis (eczema) symptoms can appear anywhere on the body and vary widely from person to person. They may include: Dry, cracked skin Itchiness (pruritus) Rash on swollen skin …
Tinea versicolor - Symptoms & causes - Mayo Clinic
Aug 11, 2025 · Tinea versicolor (TIN-ee-uh vur-si-KUL-ur) is a common skin infection caused by a fungus. The fungus causes patchy changes in skin color. The affected skin may look lighter or darker …
Tinea versicolor - Diagnosis & treatment - Mayo Clinic
Aug 11, 2025 · Usually, the color of the affected skin evens out with time. Tinea versicolor can come back, especially during warm and humid months. You can take steps to help prevent the condition …