Mar 4, 2022 · 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.

Dec 31, 2024 · "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.

Mar 4, 2022 · Norovirus infection is usually diagnosed based on your symptoms, but noroviruses can be identified from a stool sample. If you have a weakened immune system or have other medical conditions, your health care provider might recommend a stool test to confirm the presence of norovirus.

Mar 7, 2024 · With norovirus, you can be contagious before you feel ill. 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.

Jan 18, 2022 · 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.

Feb 10, 2023 · Dr. Allen says if you experience nausea and vomiting, diarrhea and stomach pain — all symptoms of norovirus — drink lots of fluids and follow a bland diet like crackers, or broth or flavored water. This bland diet is well-tolerated by some people.

May 24, 2021 · Legionnaires' disease usually develops two to 10 days after exposure to legionella bacteria. It frequently begins with the following signs and symptoms: Headache; Muscle aches; Fever that may be 104 F (40 C) or higher; By the second or third day, you'll develop other signs and symptoms that can include: Cough, which might bring up mucus and ...

Jan 28, 2025 · Overview. Flu, also called influenza, is an infection of the nose, throat and lungs, which are part of the respiratory system. The flu is caused by a virus.

Jun 14, 2024 · Classic signs and symptoms of a heart attack include crushing, substernal chest pain, pain in your shoulders or arms, shortness of breath, and sweating. However, many heart attacks have minimal or no symptoms and are found later during routine testing.

Feb 23, 2024 · Norovirus (virus) 12 to 48 hours. Shellfish and fresh fruits and vegetables. Ready-to-eat foods, such as salads and sandwiches, touched by food handlers with the virus. Food or water contaminated with vomit or feces of a person with the …