Filters were introduced to address health concerns in the 1950s
There was high certainty that quit rates were higher in people randomized to nicotine e-cigarettes than in those randomized to nicotine replacement therapy (risk ratio [RR]1.63, 95% confidence interval [CI] 1.30 to 2.04) and moderate-certainty evidence, limited by imprecision, that quit rates were higher in people randomized to nicotine e-cigarettes than to e-cigarettes without nicotine (RR 1.94, 95% CI 1.21 to 3.13)
The Govee Smart Air Purifier 2 is compact and lightweight, making it easy to carry from room to room
For small spaces, like bedrooms, dorm rooms, and offices, the Blueair Blue Pure 511 is an inexpensive, easy-to-live-with, and effective purifier
OHM OHM pipe tobacco doubles effectively as rolling tobacco, with many rollers preferring it over cigarette-specific brands