The answer is, it isn't. A recent study comparing nonsmokers, tobacco-only smokers and marijuana-only smokers found there is no correlation between lung cancer and marijuana use, even in heavy marijuana smokers. A link to the study is given below:
(See related links)
You still have an increased risk of lung disease and "smoker's cough", but consider this myth debunked.
cigarettes
cigarettes
Cigarettes can, but no marijuana does'nt.
marijuana is just as dangerous as normal cigarettes, while Heroin is alot more dangerous and addictive
Cigarettes.
There is no nicotine in Marijuana, nicotine is in cigarettes.
Cigarettes kill millions of people a year. Marijuana has killed 0 people in over 10,000 years.
no they dont exist.
weed gets you stoned cigarettes dont get you high cigarettes suck! also if you smoke marijuana with a bong or a vapo its much healther; (most people for get that when compairing the two.)
not at all! cigerettes cause lung cancer and marijuana does not
Marijuana is always better than alcohol and cigarette smoking.
I have heard that smoking a blunt is the equivalent to smoking a pack of cigarettes