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How long is someone infectious after a viral infection? - Health ...


How long you're infectious after a viral infection depends on the virus that caused the infection. ... Tonsillitis itself isn't contagious but the viruses that cause it are.

Am I Contagious? When to Stay Home Sick - Healthline


Jul 30, 2015 ... The flu is a viral infection that targets your head and chest. You'll have a runny or stuffy ... For how long am I contagious? The flu is contagious a ...

The incubation period of a viral infection - Virology Blog


Oct 8, 2014 ... The initial period before the symptoms of a viral infection appear is ... is contagious (i.e. is shedding virus) during the incubation period depends on the virus. ... like those from Nigeria where incubation was as long as 24 days.

Is My Kid Contagious? - Parents


But symptoms can last for up to two weeks, and he's contagious as long as he's ... A viral infection that causes fever and a red, bumpy, itchy rash, chickenpox can ...

The Sneaky Life of a Virus: How Long Does a Virus Last?


A contagious virus generally attacks your body over 10 days. View our sample timeline of the life of a virus for more info.

How Long Is a Cold or Flu Contagious? - MedicineNet


6 days ago ... Learn how cold and flu viruses spread, find out when to seek medical care for ... list / how long is a cold or flu contagious index / how long is a cold or flu contagious article ... Colds are considered upper respiratory infections.

Infections: Incubation and Contagious Periods - Summit Medical ...


What are the guidelines for the common contagious infections? ... It shows how long the incubation time is for each disease. ... to 12 See footnote B Coughs (viral ) 2 to 5 Onset of cough until fever is gone Croup (viral) 2 to 6 Onset of cough until  ...

Infection: Bacterial or viral? - Mayo Clinic


As you might think, bacterial infections are caused by bacteria, and viral infections are caused by viruses. Perhaps the most important distinction between  ...

Sinus Infection: Is it Contagious? - WebMD


? If a virus is to blame, you may have been contagious days before you got the sinus infection. Most viruses ...