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.
Colds are highly contagious. They are caused by over 200 different viruses and are the most common illness in the world. If you get one, you are most contagious 2 to 4 days after your symptoms start. But you can actually spread the virus for up to 3 weeks!