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A 23-year-old member asked:

If some disease is contagious doesa that mean it has to be caused by a bacteria or virus?

1 doctor answer2 doctors weighed in
Dr. Sahba Ferdowsi
General Practice 20 years experience
Both are possible: Both bacteria and viruses can be contagious. Always practice good hygiene. Washing you hands is the best prevention. Wishing you the best.
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Last updated Dec 9, 2013

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