My daughter is developmentally disabled, so I've been pretty sensitive about that over the years. I mainly want her to be called a friend.
The US study that found formaldehyde had to raise the ohms to 5X the power used in pens. No formaldehyde was found at the heat used in e cigarettes.
In the UK, where there isn't a major tobacco industry, they're recommended. Here's an article you might like.
http://www.theweek.co.uk/58735/e-cigarettes-should-be-prescribed-on-the-nhs-says-health-body
"Their findings are unequivocal," says the … Read more
From WebMD :
So far, evidence suggests that e-cigarettes may be safer than regularcigarettes. The biggest danger from tobacco is the smoke, and e-cigarettes don't burn. Tests show the levels of dangerous chemicals they give off are a fraction of what you'd get from a real cigarette. But what's in them can vary.