Fires have been ravaging Los Angeles County since Jan. 7, and the smoke can have negative health effects on those in ...
Certain masks are effective in protecting against wildfire smoke — but only if they are fitted and worn properly.
Certain masks are effective in protecting against wildfire smoke — but only if they are fitted and worn properly.
Single-strap paper dust and surgical masks do not adequately protect against wildfire smoke. The most effective protection, ...