Difficult to measure: Exposure to second hand smoke can trigger heart attack in susceptible individuals. How harmful, is difficult to state, as most people do not suffer long term consequences from a single short exposure.
Answered 10/26/2012
6k views
One hour?: Minimal. The more you are exposed, the more chance for infections.
Answered 7/20/2012
6k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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