A person is contagious with a chest cold for about 2 weeks. A doctor can give you medicine to help you get rid of the chest cold.
If you have a phlem productive cough, then it is contagious. Learned that working on the ambulance.
Yes, most chest infections can be contagious.
First 2-4 days after onset of symptoms.
Cold Contagious was created on 1997-12-20.
No, all cold viruses are contagious.
First 2-4 days after onset of symptoms.
First 2-4 days after onset of symptoms.
You are contagious while you have any signs or symptoms of a break out. After the sore has healed wait 4-6 days then you shouldn't be as contagious as you were during a break out.
I think typhoid fever is not a contagious disease like cold and cough. You can get it if salmonella typi enters your bloodstream though food or water.
no one knows
Cold sores are very contagious.
Every virus is different. Some are infectious for only a couple of days; some are infectious until after your body has been buried. Some may be infectious for longer than that; bodies of the victims of the 1917 influenza strain have recently been exhumed, and were discovered to STILL be dangerous.