Download Stimulants and Depressants

Stimulants
 Stimulants are a type of drug that:
 Elevate mood
 Increase feelings of well-being
 Increase energy
 Increase alertness
Stimulants
 Examples:
 Ecstasy
 Speed
 Methamphetamines
 Cocaine
 Cigarettes
 Caffeine
Physical Effects of Stimulants
 Increased heart rate, respiration, and/or blood
pressure.
 Sweating
 Frequent urination  dehydration
 Increased risk of cardiovascular problems
How Stimulants Affect the Body
http://www.youtube.com/watch?v=p65xPzJxHfU
More Effects of Stimulants
 Nervousness
 Decreased appetite
 Insomnia (inability to sleep)
 Prolonged stimulant use/abuse can lead to psychosis,
hallucinations and severe emotional distress
 Some people can become severely addicted to
stimulants, craving it all the time.
Energy Drinks
 Most contain between 70-200 mg of caffeine
 Effects:
 Stimulates Central Nervous System
 Sense of alertness
 Raises heart rate
 Raises blood pressure
 Dehydration
Caffeine
 Caffeine is a diuretic
 Diuretic: a substance that results
in the body producing an increased
amount of urine
 Our bodies generate ADH (anti-diuretic hormone) 
needed for water reabsorption  diuretics block ADH
 instead of absorbing water, it is excreted as urine.
Depressants
 Depressants cause a slowing of cognitive and physical
functions.
 Prescription depressants are used to treat things like:
 Insomnia
 Anxiety
 Variety of overstimulation
Examples of Depressants
 Alcohol
 Benzodiazepines
 Sleeping medication
 GHB
 Rohypnol
 Marijuana
Effects of Depressants
 Slow body functions such as breathing rate and heart
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rate
Impaired coordination
Decreased motor skill/accuracy
Sedation
Difficulty concentrating
Dilated pupils
Nausea
Combined drug use can lead to more serious
complications or even death.
The Truth About Alcohol
http://www.youtube.com/watch?v=SSkg9LsvZJo
References
 http://www.livestrong.com/article/309477-the-effects-
of-alcohol-caffeine-on-dehydration/#ixzz1t3Tx0UEo
 http://www.livestrong.com/article/131357-stimulantsdepressants/
 http://www.youtube.com/watch?v=SSkg9LsvZJo
 http://www.youtube.com/watch?v=p65xPzJxHfU