When a person feels a “stomach flu” coming on, there’s some misery ahead. But even though the term covers a host of unpleasant symptoms and the illness can be caused by a virus, there’s actually no ...

Viral gastroenteritis — commonly known as the stomach flu — is an infection of the intestines that involves inflammation of the lining of the stomach, and can cause such unpleasant symptoms as nausea, ...

Once a virus infects your body, it can destroy healthy cells and make multiple copies of itself. The virus causing COVID mainly attacks the cells lining your airways. This makes it hard for you to ...

Norovirus doesn’t usually cause a rash, though some people develop hives. A rash that accompanies stomach symptoms may suggest a different stomach virus or inflammatory bowel disease. Norovirus is a ...

Noninfectious gastroenteritis and colitis are both conditions that affect your digestive tract. While they may lead to similar symptoms, they can have different causes, risk factors, and treatments.

As doctors learn more about COVID-19, more and more symptoms are being reported. Some people who are ill with the coronavirus may experience a "fizzing" sensation, others could be coughing up blood.

Most people in the country right now know someone who is either just getting over or currently enduring a winter vomiting illness. States like Ohio, Massachusetts and Texas are reporting high or ...