Viral gastroenteritis (stomach flu) - Symptoms & causes - Mayo …
2022年1月18日 · Viral gastroenteritis is an intestinal infection that includes signs and symptoms such as watery diarrhea, stomach cramps, nausea or vomiting, and sometimes fever. The most common way to develop viral gastroenteritis — often called stomach flu — is through contact with an infected person or by consuming contaminated food or water.
Viral gastroenteritis (stomach flu) - Mayo Clinic
2022年1月18日 · Your doctor will likely diagnose viral gastroenteritis (stomach flu) based on symptoms, a physical exam and sometimes on the presence of similar cases in your community. A rapid stool test can detect rotavirus or norovirus, but there are no quick tests for other viruses that cause gastroenteritis.
Norovirus infection - Symptoms & causes - Mayo Clinic
2022年3月4日 · Signs and symptoms of norovirus infection may start suddenly and include: Nausea; Vomiting; Stomach pain or cramps; Watery or loose diarrhea; Feeling ill; Low-grade fever; Muscle pain; Signs and symptoms usually begin 12 to 48 hours after your first exposure to a norovirus and last 1 to 3 days.
Stomach flu: How long am I contagious? - Mayo Clinic
2024年3月7日 · Symptoms usually appear within 1 to 2 days being exposed to the virus. Most people with norovirus feel better a day or two after their symptoms begin. But they're contagious for a few days after they recover.
Norovirus: What to know and how to avoid it - Mayo Clinic News …
2024年2月27日 · "Norovirus is a type of virus that causes gastroenteritis or stomach flu. Usually, it presents with symptoms like vomiting and diarrhea. Most healthy people will have recovery over a few days.
Gastroenteritis: First aid - Mayo Clinic
2024年7月23日 · Gastroenteritis is an inflammation of the stomach and intestines that can cause watery diarrhea, nausea and vomiting. Gastroenteritis is often called the "stomach flu." Common causes are: Viruses. Food or water contaminated by …
Mayo Clinic Minute: What to do when sick with norovirus or …
2023年2月10日 · If you went out for the evening and woke up with a sudden bad stomach, chances are you might be experiencing viral gastroenteritis. That's the broad term for an infection in the intestines. Some call it "stomach flu."
Food poisoning - Symptoms and causes - Mayo Clinic
2024年2月23日 · Symptoms of food poisoning often include upset stomach, diarrhea and vomiting. Symptoms usually start within hours or several days of eating the food. Most people have mild illness and get better without treatment.
Helicobacter pylori (H. pylori) infection - Symptoms & causes
2022年5月5日 · When signs or symptoms do occur with H. pylori infection, they are typically related to gastritis or a peptic ulcer and may include: An ache or burning pain in your stomach (abdomen) Stomach pain that may be worse when your stomach is empty; Nausea; Loss of appetite; Frequent burping; Bloating; Unintentional weight loss
Traveler's diarrhea - Symptoms and causes - Mayo Clinic
2024年10月24日 · The most common symptoms of traveler's diarrhea are: Suddenly passing three or more looser watery stools a day. An urgent need to pass stool. Stomach cramps. Nausea. Vomiting. Fever. Sometimes, people experience moderate to severe dehydration, ongoing vomiting, a high fever, bloody stools, or severe pain in the belly or rectum.