
Can Nicotine Cause Cancer?
Nicotine is naturally, most predominantly in tobacco and pitchuri thornapple (an Australian shrub). In humans, nicotine acts both as a stimulant and an antianxiety agent.

Nicotine is naturally, most predominantly in tobacco and pitchuri thornapple (an Australian shrub). In humans, nicotine acts both as a stimulant and an antianxiety agent.