The University of Missouri Research Reactor Center is the world's most powerful university research reactor. It is one of only six public universities in the United States with a school of medicine, veterinary medicine, engineering, agriculture, and law all on one campus.
Stomach Flu Symptoms: Cramps and Nausea. Stomach flu causes inflammation of the lining of the stomach, small intestine, and large intestine. Viral gastroenteritis is highly contagious and affects millions of people around the world every year with vomiting, watery diarrhea, headache, fever, chills, and abdominal pain and cramping.
Constipation is having less than three bowel movements a week, causing hard stools, abdominal pain and more. Giardiasis is an infection of the small intestine causing diarrhea, gas, bloating, nausea and stomach cramps. Traveler's diarrhea causes watery diarrhea and cramps, sometimes with a low-grade fever. Lactose intolerance, or the inability to digest lactose, leads to gas, bloating, and other symptoms. Inflammatory bowel disease causes swelling and symptoms such as cramping, chronic diarrhea, and bleeding.