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)
Rates of Crohns are higher in developed countries, urban areas, and northern climates
We cannot return to the days of old when smoking was everywhere in offices, grocery stores, movie theaters, elevators, and airplanes
This is a new reader-question-and-answer column that focuses on social determinants of health, and how we assess risk and make decisions
[7] The user inhales an aerosol, which is commonly but inaccurately called vapor
The experiment ended with a CS/US identification where participants decided which CS or GS was paired with the US on day 1 (or if none of the stimuli were paired with the US)