The most significant brain development of your entire lifespan is occurring right now…

FINISHING TOUCHES 12-21> >

NON USEUSE CASA 2001 Correlation of non use by consideration of peers who use substances PEER INFLUENCE AND USE OR NON USE NONE Most or all < Half Half > Half

Not under influence Under influence

Susan Tapert/University of California, San Diego The images above show the brain activity of a 15-year-old nondrinker, top, and a drinker, bottom.

Surface View: This smooth view shows full activity Bumpy areas and places that do not ‘fill in’ are areas of low or decreased activity. Teen heavy weekend user of Alcohol Amen Clinics

How long does it stay in your system? Today’s pot is not like yesterdays… stronger and stronger concentrations of THC have made marijuana a potent drug that deposits in brain tissue and effects brain function.

THC Marijuana Daily days

Healthy Brain Marijuana Brain Amen Clinics 16 yr. old daily user

Healthy 16 Heavy Lifelong

NON USER SIMPLE HAND SKILL MARIJUANA USER SIMPLE HAND SKILL Note: Subject not under influence during scan. Skill Recall Area

Alcohol after Training?

Start Up Speed 0-10 YDS. < 8%

Acceleration 0-20 YDS. < 6%

Agility Reaction < 8% 0-5 yds.

Explosive Power < 11%

POWER ENDURANCE < 8% American Athletic Institute

Injury Rates > Injury rates for drinkers 54.8% Injury rates for non-drinkers 23.8%

ENDURANCE REDUCED American Athletic Institute Oxygen consumption was reduced by 4.9 ml/kg/min…

LOST PERFORMANCE POTENTIAL The residual effect of alcohol or a hangover has been shown to reduce performance by an average of 11.4% in elite athlete populations.

TRAINING HORMONES

Heavy maximal level training followed by excessive alcohol consumption can result in hormonal disruptions for up to 96 hours (4 days)

(12-20 hours after the start of drinking) the testosterone level was only about half what it was…

Some males who drink heavily & regularly have testosterone levels similar to female levels.

American Athletic Institute has studied the impact of alcohol on condition in elite athletes. Impact has shown significant projections in lost physiological condition that correlates to as much as 14 days of lost training effect…for each time drunk… AMERICAN ATHLETIC INSTITUTE 2005