3 doctors weighed in:

Is it true that the cold and flu are most contagious before the onset of symptoms?

3 doctors weighed in
Dr. Paul Williams
Internal Medicine - Allergy & Immunology
1 doctor agrees

In brief: True

Most viral infections are contagious beginning a day or so before the onset of symptoms.

In brief: True

Most viral infections are contagious beginning a day or so before the onset of symptoms.
Dr. Paul Williams
Dr. Paul Williams
Thank
Dr. Scott Katz
Pediatrics

In brief: No

Since colds and the flu are generally spread through respiratory droplets (i.
e. Coughing and sneezing), people are most contagious when they appear sick.

In brief: No

Since colds and the flu are generally spread through respiratory droplets (i.
e. Coughing and sneezing), people are most contagious when they appear sick.
Dr. Scott Katz
Dr. Scott Katz
Thank
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