They dont create any smoke and are tobacco-free
For never smokers, the first experience with cigarette smoking can be aversive due to the harsh sensations and bitter taste of cigarette smoke, awkwardness of the smoking self-administration sequence (e.g., puffing, hand-to-mouth movements), and nicotines aversive pharmacological effects (e.g., nausea, dizziness, airway irritation, bitterness)
within 24 hours, carbon monoxide levels normalize. Over the following weeks to months, circulation improves, coughing and wheezing decrease, and measurable lung function can improve by up to 10%. Long-term, the risk of heart attack, stroke, COPD progression and lung cancer decreases substantially
Within each domain, 2526 primary sampling units (PSU) were selected as villages or comparable urban units for a total of 437 PSUs
Youre doing an awesome job, even when no one is looking