
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 …
Baby poop: What to expect - Mayo Clinic
Jan 26, 2024 · 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, …
Narrow stools: Should I be concerned? - Mayo Clinic
Jan 11, 2024 · Narrow stools that happen now and then probably are harmless. But in some cases, narrow stools — especially if pencil thin — may be a sign that the colon is narrowing or has a …
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 …
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 …
Gastrointestinal bleeding - Symptoms and causes - Mayo Clinic
Oct 13, 2023 · Overview Gastrointestinal (GI) bleeding is a sign of a disorder in the digestive tract. The blood often shows up in stool or vomit but isn't always obvious. Stool may look black or tarry. …
Mucus in stool: A concern? - Mayo Clinic
May 30, 2024 · A small amount of mucus in stool is usually nothing to worry about. Stool often contains a small amount of mucus. Mucus is a jellylike substance that your intestines make to keep the lining …
Rectal bleeding - Mayo Clinic
Dec 7, 2023 · Your rectum makes up the lower portion of your large intestine. Rectal bleeding may show up as blood in your stool, on the toilet paper or in the toilet bowl. Blood that results from rectal …
大便的颜色:什么时候需要担心 - 妙佑医疗国际
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Green stool - Mayo Clinic
Jul 8, 2005 · Green stool — when your feces look green — is usually the result of something you ate, such as spinach or dyes in some foods. Certain medicines or iron supplements also can cause green …