Dioxathion - Identification, toxicity, use, water pollution potential, ecological toxicity and regulatory information. Note: See Working with the Information on this Page section below for important notes about this data.
Symptoms of rotavirus â the leading cause of viral gastroenteritis in infants and young children â usually appear one to three days after exposure. But you're contagious even before you develop symptoms, and up to two weeks after you've recovered.
How Long is a Cold Contagious? Colds are most contagious 2 to 4 days after your symptoms first develop. However, the virus can live in your body and spread to others for up to three weeks. That's right, you could spread your cold virus germs even after you feel better. Most cold last for about a week but it's possible to spread the virus long after that.