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To the Steve Jobs Hall of Fame for people who credit their creative breakthroughs to LSD, we can now add the 26-year-old rapper A$AP Rocky

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Drug tests rarely look for the parent compound, nicotine, because it has a short half-life of roughly 2 hours and clears the body rapidly

Importantly, studies examining smokers who switched to e-cigarettes have reported improvements in blood pressure control over follow-up periods of 6 to 12 months [23, 24], suggesting that the net cardiovascular effect may depend critically on whether e-cigarette use replaces or supplements combustible cigarette smoking [25]