NICOTINE

Nicotine user feel relaxed, alertness, and sharpness. Nicotine usually enters you're body from smoking or smokeless tobacco.

Nicotine binds your receptors in your brain and produces acetylcholine,epinephrine,serotonin,and dopamine

Nicotine is an addictive stimulate found in tobacco plants. Once smoked or put to your gums the nicotine absorbs into your blood stream within seconds.

Nicotine withdrawl
Users feel depressed,sadness, and irritability due to levels of dopamine leveling out causing an chemical reliance. Withdrawal starts 2-3 days after quitting and can last weeks.

SOURCES

• en.wikipedia.org/wiki/Nicotine
• teens.drugabuse.gov/educators/.../tobacco.../how-does-nicotine-act-brain