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Does energy drinks really work


									                   Does energy drinks really work?

 Millions of people worldwide use energy drinks to stay awake. But have you ever
thought about whether and how they act? Do they really give us energy or our
mind reflex wakes up when you see the label of energy drink on a bottle?

What are energy drinks?
 Energy drinks are canned or bottled drinks that we find out in supermarkets,
shops, bars and night clubs (often mixed with alcohol). Most of them are soft and
contain large amounts of caffeine and sugar, along with other ingredients like B
vitamins, amino acids (pr.taurin) and herbal stimulants.
What contais one energy drink?

Most energy drinks contain caffeine, vitamins and herbal supplements combined.
Most of the vitamins that are used to produce energy drinks are those of the B
group. Other common ingredients are: Guarana, akai and taurine, as well as
various forms of maltodextrin, carbonated water, inositol, carnitine, creatine,
ginseng and ginkgo biloba. Some drinks have high level of sugar. The main
ingredient is caffeine. Energy drinks are stimulating substances that enhance
brain activity.

Do they really work?
Energy drinks really have the strength to keep you awake. The ingredients
contained in them are stimulating your brain. Here is the effect of some of the

   • Ephedrine - a stimulant that affects the central nervous system. He is a
     frequent addition to products for quick weight loss. However, there are
     concerns about its effect on the heart;

   • Taurine - a natural amino acid that regulates heart rhythm, frequency and
     contractility of the heart. Health experts are not sure what effect it has
     when it is as an additive in beverages;

   • Ginseng - a root which is believed to have several medicinal uses, including
     reducing stress and povishuvanjeto the energy level;

   • B-vitamins - a group of vitamins that convert sugar into energy and
     improves muscle tone;

   • Caffeine - blocks the effects of adenosine, a substance that is responsible
     for sleep. Blocking adenosine, causes neurons to "fire". Thinking that the
     situation is urgent in the body, the pituitary secretes adrenaline. This
     hormone speeds up heart rate and causes dilation of the pupils.

   Caffeine also affects the level of dopamine in the pleasure center of the brain.
   All these physical responses make you feel like you have more energy. This
   means that caffeine captures the brain and causes the release of hormones.
   After their release, the liver secretes glucose into the bloodstream, and blood
   sugar is that which gives us energy. Easy and simple - caffeine does the trick of
   the mind.
This gives the body energy. Sugar is a substance that is first used to
obtain "fast" energy.
Stimulants increase the levels of noradrenaline and dopamine in the brain,
which increases blood pressure and heart rate, occurs constriction of blood
vessels, increases blood sugar levels and speeds up breathing. Effect occurs
because of increased vigilance, attention and energy, together with a feeling of

Energy drinks can sometimes harm your health.
Stimulants that artificially keep your attention and alertness can be harmful to
your health.Tie can disrupt sleep, cause nausea and irritability. Can also impair
the action of the cardiovascular system, causing tachycardia and arrhythmias.
Some of them cause addiction.
Still the best way to winning the fatigue is a good dream.

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