วันศุกร์ที่ 10 กรกฎาคม พ.ศ. 2552

Coffee, Caffeine & Fitness

A look at a line from a local Starbucks in the morning and did not believe the huge amount of coffee consumption in the U. S. National Coffee Association in 2000 showed that 54% of adults in the U.S. drink coffee daily. I believe that there is nothing like the first two cafes in the morning, the cobwebs from his head, so that, compared to the day.

 But what are the implications of remisich in good shape? Wo-no - Large double-foam Schlagsahne extra-shot-no-fat Latteobtener not us to him and with our day's work, even if you opt for the gym?

 Physiological effects

 The main ingredient in coffee, the shock for us is the caffeine, a stimulant of the central nervous system. Caffeine is naturally in coffee beans, tea and chocolate, and is also an ingredient of soft drinks, andthe something other drugs, such as colds, diuretics, aspirin, and the control of the weight of aid. It is estimated that in the Statthe U.S., 75% caffeine coffee comes from.

 Caffeine stimulates the central nervous system by stimulating adenosine, a neurotransmitter that normally causes a calming effect on the body. The result of neural stimulation by blocking the cause of the adrenal release of adrenaline, the "fight or flight" hormone. Your heart failure deéquence students in extended muscles always mminerali, and glucose is released into the circulation of blood to remove excessor energy. Voila ... Now caffeine buzz.

 But wait ... We are still. Caffeine also increases dopamine. Dopamine activates the pleasure in the parts of the brain. It has been suggested, which also contributes to caffeine addiction.

 Physiologically, caffeine is thought, alert, pumps adrenaline to give you energy and changes in the production of dopamine, to feel at ease. A café, qualsiasiuno?

 Ergogenic effects of caffeine on'implementation

 In addition to various psychological and physiological benefits that many studies documentoedición the ergogenic effect of caffeine on athletic performance, particularly with regard to the strength. Studies show that intake of caffeine before the spread of resistance to engage aerobics moderado difficult. Other studies of caffeine on elite runners and the distance of a aumentoaumentare performance of the craft again, afterconsumption of caffeine.

 Despite effects on endurance, caffeine does not affect the maximum force in a study of voluntary action and electrical stimulation of the muscle action. But the study also showed the results indicate that caffeine has an ergogenic muscle repeated low frequency stimulation.

 Caffeine positively to improve performance, the effects have been well documentatidocumentate. So that the International Olympic Committee putl ban revocation of an athlete, with the limitations of urine more than 12 mg / ml of Ca 600 to 800 mg of caffeine, or 4-7 cups of coffee, for a period of 30 minutossería easy to overcome, and this is Case disqualifiziertriert. Cole National Athletic AssociationGialos same frame of 15 mg / ml

 Coffee: A Pre-Workout Drink?

 Starbucks before his pre-heating using the effects of Coffeins simply knowing that a great blow in May not similar in these  studies. A recent Canadian study, published in the Journal of Applied Physiology, the effect of the caffeine of coffee and the duration of fatigue. A De GRUPPE nine men participated in five tests. Sixty minutes before each performance, the men have one of the following:

  * A placebo

  * Caffeine capsules

  * The caffeine in coffee, caffeine

  * Regular coffee

 PrestazioneVolte were up to 10 times longer in patients with capsules of caffeinea, without any difference in time between the other tests. Regarding the intake of caffeine is similar, during the 'examination of caffeine, researchers concluyend something in coffee that can interact with caffeine improves performance, impact. The sense of it, because there are literally hundreds of compounds dissolved when the beans are roasted, ground and extracted. The results suggest that caffeine beneficile resistance hour, caffeine ismore effective than coffee in capsules.

 Caffeine and creatine supplémentatiman

 Although caffeine has been shown that the increase of resistance, new studies show the effect of creatine, the popular and very deep, together with its consistent ergogenic effects. In a study to assess the effect of caffeine before exercise, the inclusion of creatine in the two high-intensity operations and diPerformance, caffeine totally contrasts the effects of addition créatine.Ilbeen suggested that creatine should be used by food, beverages and caffeine, though the positive effects expected.

 Decrease caffeine

 Despite the coffee and the caffeine has a positive effect on the psychological and performance, there are many documents dealing with the risks associated with the consumption of caffeine, both to improve the effect, or simply as part of Konion täglich.

 Caffeine stimulates the deVIOS may, sore testa and irritability. In addition, caffeine increases heart rate and blood pressure. Over time, your body is accustomed to caffeine, you need larger quantities Elirivas for the same effect. Although, according to his body in a state of hormonal emergency all day is not very healthy.

 Caffeine is a diuretic and causes a loss of coolant, resulting in a dehydration. Of course, this is not the perches fitness activities  that the resistance against the formation, a liquid is necessary for the transfer of nutrients to the muscle. It 'also important given the loss of fluid in the pursuit Environmpadres.

 Perhaps the most important long-term problem is the effect of caffeine on sleep. The half-life of caffeine in the body estenviron 6 hours. If you have a great cup of coffee with 200 mg of caffeine in 4 to 10 clock in about 100 his body. 4 clock morning, 50 mg, is too soft in the system. Even if you may be able to sleep in May does not use the rest of sleep. What is worse, the cycle continues, how can it ever hope cafeínaf or against this deficit.

 Conclusions ... Caffeine

 Although caffeine is desc services as part of the results, the risks have been documented. Most problems seem evident with a high consumption. The American Heart Association has stressed that moderate consumption of coffeeis (one or two cups a day) does not seem to be a danger to most people. As with everyone else, moderation is the key to the health of caffeine. Further investigations are needed to determine clearly whether the Verbesserungrealizanción - benefits of caffeine, the potential risks.


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