Persistent diarrhea: Persistent diarrhea lasts about two to four weeks. Chronic diarrhea: Chronic diarrhea lasts more than four weeks or comes and goes regularly over a long period. Diarrhea that lasts this long may indicate a more serious condition that warrants a visit with your healthcare provider.

When should I be concerned about diarrhea?

Schedule a doctor's visit for an adult with these symptoms:

Diarrhea lasts more than two days without improvement. Excessive thirst, dry mouth or skin, little or no urination, severe weakness, dizziness or lightheadedness, or dark-colored urine, which could indicate dehydration.

Why is my diarrhea not clearing up?

Persistent and chronic diarrhea. Some infections, food allergies and intolerances, digestive tract problems, abdominal surgery, and long-term use of medicines can cause persistent and chronic diarrhea.

What is the longest you can have diarrhea?

The duration of diarrhea symptoms can provide a clue to the underlying cause. Acute diarrhea lasts from 2 days to 2 weeks. Persistent diarrhea lasts 2 to 4 weeks. Acute and persistent diarrhea are typically caused by a bacterial, viral or parasitic infection of some sort.

What are the red flags for diarrhea?

Diarrhea red flags signaling a serious issue needing medical attention include bloody or black stools, high fever, severe abdominal pain, signs of significant dehydration (like dizziness, dark urine, little urination), weight loss, nighttime diarrhea, or diarrhea lasting more than a couple of days in adults or one day in young children, potentially indicating infections, inflammatory bowel disease, or other complications.
 

What’s causing your diarrhea? A GI doctor’s basic approach to diarrhea

What are the danger signs of diarrhea?

While occasional loose stools are usually harmless, the following warning signs indicate you should schedule an evaluation: Persistent diarrhea lasting more than a few days. Severe abdominal pain or cramping. Blood or black, tarry stools.

What are the symptoms of bacterial diarrhea?

Symptoms may include:

• Nausea.
• Vomiting.
• Fever (sometimes very high)
• Abdominal cramping and pain.
• Diarrhea, possibly bloody.
• Dehydration.
• Electrolyte imbalance.

What to do when nothing stops diarrhea?

Call your healthcare provider if you have diarrhea that doesn't improve or go away within a few days. Reach out if you have a fever, severe pain and a bloody stool in addition to diarrhea. See a healthcare provider if you're experiencing symptoms of dehydration, which can be serious without treatment.

How long does COVID diarrhea last?

On average, a person with COVID-related diarrhea will have watery stools three to four times daily for between three and five days. 5 Severe cases can last as long as 14 days and typically require hospitalization.

What does worrisome diarrhea look like?

Severe diarrhea (frequent bathroom trips) that occurs with other symptoms, like severe abdominal pain, fever, chills, vomiting or fainting. Bloody diarrhea or more than a few bright red streaks of blood in your stool. Stools that are deep red, maroon, black or tarry (especially if they have a noticeable odor).

What will the ER do for diarrhea?

For bacterial and parasitic infections, our doctors may recommend anti-infective medicines. For viral diarrhea, treatment focuses on preventing dehydration, until the virus is cleared from the body by the immune system.

How do I know if my diarrhea is a virus?

Symptoms of viral gastroenteritis are nausea, vomiting, and watery diarrhea. Dehydration is the most serious complication of this illness. This illness should run its course in a few days. But it may need medical care if diarrhea or vomiting persists or if there are signs of dehydration.

What does infectious diarrhea look like?

Watery, usually nonbloody diarrhea — bloody diarrhea usually means you have a different, more severe infection. Nausea, vomiting or both. Stomach cramps and pain. Occasional muscle aches or headache.

What are the symptoms of a gut infection?

Intestinal infection symptoms often include diarrhea, abdominal pain/cramps, nausea, vomiting, and fever, but can also involve bloody stools, loss of appetite, fatigue, and dehydration, requiring medical attention if severe or persistent. These infections, known as gastroenteritis (stomach flu), usually stem from viruses, bacteria, or parasites and disrupt the gut's normal function.

Is it bad to have diarrhea for more than 24 hours?

Severe diarrhea could be a symptom of a more serious illness. Contact your healthcare provider and seek medical care if your diarrhea increases in frequency or lasts longer than 48 hours. Some people experience fecal incontinence with extreme diarrhea.

Should I keep drinking water if I have diarrhea?

To help you cope with your symptoms until the diarrhea goes away, try to do the following: Drink plenty of liquids, including water, broths and juices. Avoid caffeine and alcohol. Add semisolid and low-fiber foods gradually as your stool returns to what's typical for you.

What's better for diarrhea, Imodium or Pepto-Bismol?

Pepto-Bismol is often chosen for general relief of stomach discomfort including nausea and upset stomach whereas Imodium would usually be considered specifically for symptomatic control of acute diarrhea or chronic diarrhea due to inflammatory bowel disease.

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