Drink Nutrition

Caffeine Caffeine is a stimulant that can be addicting. What is a stimulant? – are psychoactive drugs which induce temporary improvements in either mental or physical function or both. Examples of these kinds of effects may include enhanced alertness, wakefulness, and locomotion, among otherspsychoactive drugs

Caffeine What are things we consume that have caffeine? – Energy drinks – Chocolate – Coffee – Soda drinks – tea

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Effects of caffeine Central Nervous system Cardiovascular – cardiac muscle (increases heart rate), and respiratory system (relaxes air passages permitting improved breathing)

Effects Cont. delays fatigue (having the effect of warding off drowsiness and restoring alertness). – Makes the symptoms of sleep subside but they are still there. Insomnia Nervousness Restlessness Irritability Stomach upset

Caffeine absorption occurs in the body very quickly – caffeine enters the bloodstream through the stomach and small intestine, and its effects are felt as soon as 15 minutes after consumption. It is completely absorbed within 45 minutes of ingestion. – Caffeine does not accumulate in the bloodstream nor is it stored in the body, but it does persist – only about ½ is eliminated in the urine within 3 hours.

Energy drinks Tolerance may develop, depending on the person What in a energy drink? – Ginseng, Taurine, energy blend, Guarana, ect. – Little bit of sugar, salt and lots of B vitamins with mega doses of caffeine

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Sport drinks Great to replenish lost electrolytes, sodium and potassium. What is so bad about them? Less than 2 hours of working out don’t need it Sugar in drink

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Caffeine Should Students your age drink Caffeine? Are there benefits of sport and energy drinks? What are the problems with the above drinks? Can you overdose on Caffeine? Do you know that energy drinks will destroy your teeth?