davidgagne.net

From a Special Report in the June 2008 issue Men’s Health magazine:

Research has shown that a few puffs of cigarette smoke plug fully half of the brain’s natural receptor sites for acetylcholine … After as little as seven cigarettes over the course of a single month, a nicotine virgin’s brain has begun compensating by sprouting additional receptors.

Think smoking is cool? Go read Why Are Men Still Smoking? and learn about how “big tobacco” is spending millions to make you think that.