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Vaping and the environment E-cigarettes pose a significant environmental threat, generating millions of pieces of hazardous, non-biodegradable waste annually

Additional information Supplementary Information accompanies the paper on the Neuropsychopharmacology website Supplementary information Rights and permissions About this article Cite this article Sweitzer, M., Kollins, S., Kozink, R

Dosing with E-Cigarettes is more of an art than a science, with a fixed vape juice strength (up to a maximum of 20mg/ml for retail liquids in the UK) you can only be roughly sure of how much nicotine you have consumed until the entire refill or tank is empty

Caffeine works by blocking the neurotransmitter adenosine, making you feel more awake and less tired