Coffee: Nectar of the Gods
Without the jolting effects of caffeine, many of us would be unable to function in normal society. What most of us don't realize, though, is that extra shot of espresso or 3rd can of wing endowing energy drink may be turning us into jittery addicts.
- Coffee and tea are the main sources of caffeine consumption around the world.
- In the U.S. coffee consumption increases with higher education and income.
- US, Canada and UK consume about 200 mg per person day (72% from coffee).
- Scandinavian countries (Sweden, Norway, Denmark) and the Netherlands have the highest per-capita caffeine consumption in the world.
- Scandinavians consume about 400 mg per person per day (80-100% from coffee).
Child caffeine consumption
- Children aged 12-17 are the fastest growing users of caffeine per day: with a 70% increase in consumption over the past 30 years.
- Caffeine lasts about 3-7 hours in the body, this increase by about 2-fold in women during later stages of pregnancy or with long-term use of oral contraceptive steroids.
- Peak plasma levels are obtained in 15-45 min with more than 99% of orally ingested caffeine absorbed into the body.
For children 1-5:
- Tea represents 6-10% of caffeine intake.
- Chocolate foods and beverages represent 35-30% of caffeine intake.
- Soft drinks represent 55% of caffeine intake.
- Average caffeine intake for kids (per kg of body weight each day): 2-11 - .4 mg, 12-17 - .55 mg, adult - 1.3 mg.
- A National Institute of Mental Health found that 8-to 13-year-olds who regularly consumed high doses of caffeine were judged to be more restless by teachers and 1/3 were hyperactive enough to meet the criteria for attention deficit disorder with hyperactivity.
- A Stanford study of fifth-and sixth graders deprived of daily caffeine reported them as having symptoms that included trouble thinking clearly, not feeling energetic, and getting angry. These symptoms were even reported by children who typically consume 28 mg of caffeine a day.
Caffeine in schools
- 43% - primary schools that offer access to food and beverages that contain caffeine.
- 89.4% - middle/junior high schools offer access to food and beverages containing caffeine.
- 98.2% of the vending machines or school stores offer access to food and beverages that contain caffeine.
70% of a vending machine's contents are sugar drinks like soda and fruit drinks.
12% is drinking water.
14% is food.
50% below is juice, iced tea, and sports drinks.
Health risks of prolonged caffeine consumption
- Breathing problems.
- Increased urination.
- Increased thirst.
Caffeine and alcohol
- Drinkers who mixed caffeinated drinks with their alcohol are 3x more likely to binge drink than those who don't mix...
- Drinkers who mixed caffeinated drinks with alcohol are 2x as likely to have been taken advantage of sexually, to take advantage of someone else sexually, and ride w/ a driver under the influence.
Sources: http://emedicine.medscape.com/article/1182710-overview, http://www.medicinenet.com/caffeine/page7.htm, http://www.medicinenet.com/caffeine/page5.htm, http://www.medicinenet.com/caffeine/page2.htm,