A member asked:

Is it good or bad to leave window open at night while sleeping? for lungs, respiratory, allergies..

A doctor has provided 1 answer
Dr. Al Hegab answered

Specializes in Allergy and Immunology

Varies: With season, geographic area, pollen sensitivity, so it's judgmental, at any rate, letting fresh air in for some time every dsy won't harm, then control your environment with A/C or other if needed like HEPA filter if needed

Answered 12/4/2015

2.4k views

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