FULL STORY. Phytochemicals known as flavanols, which are found in chocolate, fruits and vegetables, can boost the levels of nitric oxide in the blood of smokers and reverse some of their smoking-related impairment in blood vessel function, according to a new study in the Oct. 4, 2005, issue of the Journal of the American College of Cardiology. Share:
The list of signs and symptoms mentioned in various sources for Viral gastroenteritis includes the 6 symptoms listed below: 1  Watery diarrhea. 2  Vomiting. 3  Headache. Fever.  Abdominal 1  cramps. Stomach 2  ache. more information...Â».
Four types of viruses cause most cases of viral gastroenteritis. Rotavirus is the leading cause of gastroenteritis among infants and young children. Rotavirus infections are most common in infants 3 to 15 months old. Symptoms usually appear 1 to 3 days after exposure. Rotavirus typically causes vomiting and watery diarrhea for 3 to 7 days, along with fever and abdominal pain.