This is a great list of facts about caffeine:

1. Caffeine is a stimulant that temporarily wards off drowsiness and restore alertness. 2. Over 60 plants use caffeine as a natural pesticide that paralyzes and kill insects.
3. Caffeine is the world’s most widely consumed legal, unregulated drug estimated at 120,000 tons per year.
4. Dark-roast coffee has less caffeine than lighter roasts because the roasting process reduces the bean’s caffeine content.
5. The color of tea cannot be used to indicate caffeine content.
6. Arabica coffee normally contains less caffeine than coffee originating from Western Africa.
7. Caffeine is COMPLETELY absorbed by the stomach and small intestine within 45 minutes of ingestion.
8. A cup of tea contains half the amount of caffeine of an average cup of coffee.
9. Caffeine in chocolate is insignificant to the point where a 28-gram serving of milk chocolate bar has as much caffeine as a cup of decaffeinated coffee.
10. A study found out that 5.5 milligrams of caffeine per kilogram of body mass resulted in subjects cycling 29% longer during high intensity circuits.
11. Animals like dogs, horses and parrots are unable to metabolize the compound thus caffeine is toxic to them.
12. 80% to 90% of American adults consume caffeine daily, and their mean daily caffeine intake exceeds 200 mg/day which means that a large fraction of the U.S. adult population is completely tolerant to most of the effects of caffeine.
13. A reduction in serotonin levels when caffeine use is stopped can cause anxiety, irritability, inability to concentrate, diminished motivation to complete daily tasks and even mild depression.
14. Other side effects include dizziness, tachycardia, blurred vision, drowsiness, dry mouth, flushed dry skin, diuresis, loss of appetite, nausea and stomachaches.
15. Caffeine intoxication happens at 3-4 cups of brewed coffee.
16. Caffeine intensifies and prolongs the effects of epinephrine-like drugs such as amphetamine, methamphetamine, or methylphenidate.
17. A small dose of caffeine taken with pain killers increase the effectiveness of relieving headaches and body absorption levels by 40%.
18. Drinking 100 cups of coffee in a streak is another method of committing suicide.
19. Extreme overdose starts at 2 grams of caffeine.
20. According to British Journal of Addiction, caffeine addiction troubles 1 in every 10 of the population.
21. Caffeine reduces the risk of developing Parkinson’s disease in men.
22. Caffeine improves short term memory only when the information to be recalled is related to the current line of thought.
23. Caffeine prevents dihydrotestosterone from damaging hair follicles.
24. Caffeine increases sperm movement.
25. Caffeine significantly reduces the risk of heart diseases of non-high blood pressure patients.
26. Caffeine causes excess release of stomach acids during ingestion.
27. Smoking can shorten caffeine’s half-life
28. Give a spider caffeine and and you will notice the speed of it’s web construction.

[Via Because You Value Your Body – Click to read the full post]

Visit my Blog...