Is Bronchitis Contagious? How You Get Bronchitis - Verywell Health
https://www.verywellhealth.com/is-bronchitis-contagious-5179774
WEBJan 6, 2024 · Bronchitis is contagious for several days to a week or more when the cause is bacterial or viral. Infected saliva, respiratory droplets from a cough or sneeze, and contaminated surfaces can pass on an acute case. Chronic bronchitis, however, is usually not contagious since it is caused by long-term irritation to the lungs (e.g., from smoking).
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