Information about the Effects & Risks of Smoking:

Nicotine

This is the primary constituent that makes cigarette smoking enjoyable and addictive. In a small dose, nicotine can act as a brain stimulant, but when the intake increases, it can work as a depressant, thereby inhibiting the signal flow in between nerve cells. When used continually, and in large quantities, nicotine can also affect blood vessels, the heart, lungs, etc.

> Read the Full Nicotine Addiction Story

> What's in a Cigarette?