Doctor insights on:
How Long Are Cold Sores Contagious
As long as sore is : ...Visible. Cold sores are contagious at all stages from the tingling stage to the weeping stage to the scabbing and healing stage. They are most contagious at the weeping stage when fluid comes out. Valtrex (valacyclovir) may shorten the duration of infection, but if the sores are still healing they are contagious. ...Read more
Many differences: Canker sores and cold sores are common disorders of the mouth, irritating millions of americans. Although many people use the terms canker sore and cold sore synonymously, they are different conditions. Cold sores are caused by the herpes virus and are contagious while canker sores cause is unclear and is not considered contagious. ...Read moreSee 2 more doctor answers
No: They are most contagious when a scab cracks open and fluid oozes out. But, it is contagious through all phases. It is not contagious once the skin has healed. ...Read more
1 to 2 weeks: A viral pharyngitis lasts an average of one to two weeks, i believe the virus may be viable during that time and therefore, you should not cough or get close to children or adults who are healthy. A pediatrician or an infectious disease specialist are the 2 specialties in medicine that would be most knowledgeable to answer this type of question. ...Read more
Viral Illnesses: There may be a variety of answers to this question, but early is always thought to be the time one is most contagious. So, two days before you are at the peak of your illness to two days after the peak of your illness is when it is most likely to be the most contagious to others. ...Read more
Herpes: Asymptomatic shedding is very real and one of the biggest reasons why it's possible for people with herpes to pass herpes virus on to a sexual partner without having any signs or symptoms. That's pretty much what asymptomatic means: you can't see or feel that the virus is present and active on the surface of the skin. Thus, the person with herpes is always contagious. ...Read moreSee 1 more doctor answer
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