Stool color: When to worry - Mayo Clinic
2024年10月10日 · Only rarely does stool color indicate a possibly serious intestinal condition. 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 chemically altered by enzymes, changing the colors from green to brown.
Urine color - Symptoms and causes - Mayo Clinic
2023年1月10日 · 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 example. And some medicines can give urine vivid tones, such as orange or greenish-blue. An unusual urine color also can be a sign of a health problem.
Color blindness - Symptoms and causes - Mayo Clinic
2025年1月10日 · Different shades of red and green. Different shades of blue and yellow. Any colors. The most common color deficiency is an inability to see some shades of red and green. Often, a person who is red-green or blue-yellow deficient isn't completely insensitive to both colors. Defects can be mild, moderate or severe. When to see a doctor
Discolored semen: What does it mean? - Mayo Clinic
2022年11月29日 · Possible causes, by color, include: Red semen. This could be caused by inflammation of the prostate or the glands that help produce semen. While red semen can be alarming, the cause is usually harmless (benign), especially in younger men. …
Baby poop: What to expect - Mayo Clinic
2024年1月26日 · Yellow, mushy stool is perfectly healthy for breastfed babies. Still, there are many shades of baby poop. Here's a color-by-color guide for parents of newborns: Black or dark green. After birth, the first stool a baby passes is black or dark green and tarry. This type of baby poop is known as meconium. Yellow-green.
Urine color - Diagnosis and treatment - Mayo Clinic
2023年1月10日 · Foods and medicines can change the color of urine. ... Sacks C. Green urine. The New England Journal of ...
Guide to different tick species and the diseases they carry
2023年11月14日 · From walking the dog to camping, it helps to know which ticks live in your area and what diseases they can spread. Most tick bites are painless or cause only minor symptoms, such as a change in skin color. But the bite from some ticks can be serious. In the United States, the number of people diagnosed with tick-borne diseases has increased.
7 fingernail problems not to ignore - Mayo Clinic
2023年6月30日 · In yellow nail syndrome, nails thicken and grow slower. This results in the nails turning a yellowish color. Nails affected by yellow nail syndrome might lack a cuticle and detach from the nail bed in places. Yellow nail syndrome may be a symptom of a lung disease, such as chronic bronchitis.
Color blindness - Diagnosis and treatment - Mayo Clinic
2025年1月10日 · There are no treatments for most types of color vision difficulties, unless the color vision problem is related to the use of certain medicines or eye conditions. Stopping the medicine causing the vision problem or treating the underlying eye disease may result in …
Common cold in babies - Symptoms & causes - Mayo Clinic
2021年6月24日 · Has thick, green nasal discharge for several days; Has other signs or symptoms that worry you, such as an unusual or alarming cry or not waking up to eat; Seek medical help immediately if your baby: Refuses to nurse or accept fluids; Coughs hard enough to cause vomiting or changes in skin color; Coughs up blood-tinged mucus