How long are you contagious with a viral infection in throat?
If you or your child has a sore throat from the common cold, you’ll be infectious from a couple of days before you notice symptoms until 2 weeks afterward.
You’re most likely to spread the virus in the first 2 or 3 days..
How long do viruses last?
The life of a virus (technically, viruses are not alive) depends on what type of virus it is, the conditions of the environment it is in, as well as the type of surface it is on. Cold viruses have been shown to survive on indoor surfaces for approximately seven days. Flu viruses, however, are active for only 24 hours.
How long are you contagious for when you get sick?
For colds, most individuals become contagious about a day before cold symptoms develop and remain contagious for about five to seven days. Some children may pass the flu viruses for longer than seven days (occasionally for two weeks). Colds are considered upper respiratory infections.
Is having a viral infection contagious?
Like bacterial infections, many viral infections are also contagious. They can be transmitted from person to person in many of the same ways, including: coming into close contact with a person who has a viral infection. contact with the body fluids of a person with a viral infection.