When we dug deeper, we found that regardless of how frequently someone uses e-cigarettes, daily or just on some days, they are still more likely to have a heart attack or coronary artery disease, Vindhyal said
Relative to the known harms of tobacco cigarettes, e-cigarettes are unlikely to warrant serious long-term public health concerns
Moreover, users often inhale even more strongly and deeply, because the filters contribute to the comfort of smoking and reduce lung irritation
She says smoking is often "the last of the holy grail," because it's "best to get off all of it." Barbosa says she sometimes helps patients use vaping to "step down" from a minimal level of nicotine to none but always with "a note of caution." To date, Barbosa says, only one of her patients has quit vaping after experiencing headaches, nausea and agitation