Wednesday, October 28, 2009

Why does caffeine increas heart rate?

It is a central nervous system and metabolic stimulant. It works in the brain as an adenosine antagonist and can increase levels of adrenaline, making the heart race.



Why does caffeine increas heart rate?

because it is a stimulant and it speeds up the brain and the nervous system which in turn increases your heart rate



Why does caffeine increas heart rate?

it%26#039;s a stimulant

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