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Dr. David Manoff

Coverage of Dr. David Manoff in the Nexus archive.

Earliest in view: Jul 17 · 18:53 UTCMost recent: Jul 17 · 18:53 UTC

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HEALTHJul 17 · 18:53 UTCWHYY
Do masks protect me from wildfire smoke? Experts say yes — with some caveats
Health officials recommend wearing N95 masks to protect against dangerous PM 2.5 particles from wildfire smoke affecting the Philadelphia region. The air quality alert warns of risks to all populations, with vulnerable groups urged to take extra precautions.