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  2. Effect of caffeine on memory - Wikipedia

    en.wikipedia.org/wiki/Effect_of_caffeine_on_memory

    People with low caffeine intake have a decreased performance later in the day, compared to moderate and a high-level caffeine intake. Thus the effect of caffeine on short-term memory can differ due to many other factors and thus cannot be instantly generalized. [6]

  3. Caffeine-induced anxiety disorder - Wikipedia

    en.wikipedia.org/wiki/Caffeine-induced_anxiety...

    The inhibition of the phosphodiesterase would lead to a buildup of cAMP, increasing the activity of the second messenger throughout the cell. Though this mechanism is possible, it only occurs after levels of caffeine have reached a toxic level, and therefore it is unlikely to explain the mechanism of caffeine in the brain. [9]

  4. Central nervous system fatigue - Wikipedia

    en.wikipedia.org/wiki/Central_Nervous_System_Fatigue

    In the brain, serotonin is a neurotransmitter and regulates arousal, behavior, sleep, and mood, among other things. [9] During prolonged exercise where central nervous system fatigue is present, serotonin levels in the brain are higher than normal physiological conditions; these higher levels can increase perceptions of effort and peripheral muscle fatigue. [9]

  5. Everything You Need to Know About Caffeine—Including ... - AOL

    www.aol.com/everything-know-caffeine-including...

    In the brain, caffeine blocks or impedes the effect of adenosine, a building block of nucleic acid found in all of the cells in the body. Ordinarily, adenosine is a central nervous system ...

  6. Here's Why Coffee Makes You Anxious—and How to Calm ... - AOL

    www.aol.com/lifestyle/heres-why-coffee-makes...

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  7. Caffeine - Wikipedia

    en.wikipedia.org/wiki/Caffeine

    When alcohol and caffeine are consumed jointly, the effects of the caffeine are changed, but the alcohol effects remain the same. [157] For example, consuming additional caffeine does not reduce the effect of alcohol. [157] However, the jitteriness and alertness given by caffeine is decreased when additional alcohol is consumed. [157]

  8. This is what caffeine does to your body - AOL

    www.aol.com/lifestyle/2016-08-22-this-is-what...

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  9. Stimulant - Wikipedia

    en.wikipedia.org/wiki/Stimulant

    Drinking 1-3 cups of coffee per day does not affect the risk of hypertension compared to drinking little or no coffee. However those who drink 2–4 cups per day may be at a slightly increased risk. [118] Caffeine increases intraocular pressure in those with glaucoma but does not appear to affect normal individuals. [119]