Interfering with the actions of sodium ions
Yes, because it stimulates your central nevous system, causing you to wake up.
People should avoid taking much caffeine when it is being used as an over-the-counter drug and should consider how much caffeine is being taken in from coffee, tea, chocolate, soft drinks, and other foods that contain caffeine.
No. Caffeine and epinephrine are both stimulants. Caffeine stimulates the Central Nervous System (CNS) while epinephrine (also called adrenaline) stimulates the sympathetic nervous system. These both increase heart rate.
Coffee contains caffeine, a natural stimulant that works by blocking the neurotransmitter adenosine in the brain. This leads to increased neuronal firing, the release of neurotransmitters like dopamine and norepinephrine, and a temporary boost in alertness and energy levels.
The central nervous system.
it stimulates the gastrointestinal activity
Caffeine is the most widely consumed central-nervous-system stimulant.
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stimulants
No, it is not. Caffeine is a central nervous system stimulant of the methylxanthine class. It is the world's most widely consumed psychoactive drug.
Methampthetamines
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