Maybe a little: of both. The most common reason for frequent viral upper respiratory infections is repeated exposure: working/living in high people traffic areas, i.e. public transportation, malls, etc where a lot of viruses are shed. You may also have a minor immune deficiency making you more susceptible. Practice vigilant hand hygiene (lots of hand sanitizer, washing, awareness of sources); consider immune eval
Answered 9/28/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
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