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».
First Signs of a Stomach Virus. First Signs of a Stomach Virus Photo Credit BananaStock/BananaStock/Getty Images. A stomach virus, or viral gastroenteritis, is an intestinal virus that's contracted by contact with another infected person or by ingesting contaminated water or food.A variety of signs accompany a stomach virus, ranging from vomiting and pain to cramps and fever.irst Signs of a Stomach Virus. First Signs of a Stomach Virus Photo Credit BananaStock/BananaStock/Getty Images. A stomach virus, or viral gastroenteritis, is an intestinal virus that's contracted by contact with another infected person or by ingesting contaminated water or food.