1. It’s natural, and natural is always good, right?
Marijuana

2. Surgeon General’s Warning
Marijuana use is a problem in the United States.
Over the past 20 years, the use of marijuana has increased 30x
It is estimated that more than 25% of the American population has tried it.

3. Surgeon General’s Warning
Middle school is where people are first trying it the most
More high school seniors use marijuana than smoke cigarettes.
In a recent study, 32% of those surveyed had used marijuana during the previous 30 days, while 25% had smoked tobacco.

4. Other Names for Marijuana
Also Known As:
Blunt, Dope, Ganja, Grass, Herb
Joint, Bud, Mary Jane, Pot, Reefer
Green, Trees, Smoke, Sinsemilla
Skunk, Weed, Hash, Tea, Chronic, 420

5. What is Marijuana?
A green and brown mix of dried flowers, stems, seeds and leaves
A mild hallucinogenic
Comes from the Cannabis sativa plant
 The main active chemical is THC
Marijuana used to contain 1-5% THC, today it’s 8-15%
Moves quickly through the bloodstream to the brain and other organs

6. Short-Term Effects of Marijuana
When you’re young, marijuana has the potential of inflicting a long-lasting, negative impact on your developing brain. 
May result in structural and functional deficits of the brain.
Shortened-attention span

7. Long-Term Effects of Marijuana
Can negatively affect the reproductive system
People can develop tolerance after high doses
Causes Amotivational Syndrome
A persistent loss of ambition and motivation
Decrease in reaction time
Reaction Game

8. Long-Term Effects of Marijuana
Smoking marijuana may also be hazardous to your developing lungs.
Marijuana smoke contains 50% to 70% more carcinogenic hydrocarbons than tobacco smoke. 
The earlier you start using marijuana, the more likely you are to become dependent on it or other types of drugs later in life.