do you smoke cigarettes "What cigarette smoke, Doctor?" Quitting Tobacco: You can do
Description
There is research that suggests it is less harmful than regular smoking (NIH)
This includes understanding the proper nicotine levels in e-liquids and using them in moderation

Recently, the FDA has cracked down on illegal e-cigarette sales

They gave me one look with glee and said, What the hell are you doing here this time of night away from the club? And we yakity yakity while I was being booked. On another occasion, Armstrongs wife, Lucille, was arrested for possession of marijuana in Honolulu in 1954, escaping with a $100 fine

Talk to your doctor about high blood pressure today if you are displaying any of the above symptoms
PLoS ONE 9 , e95146, 10.1371/journal.pone.0095146 (2014)
