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».
Noroviruses are the most common cause of gastroenteritis in the United States. Signs and symptoms of a norovirus infection include vomiting and/or. watery diarrhea. The illness usually lasts two to three days and resolves by itself. There is no specific treatment for norovirus, but it is important that infected people stay well hydrated.