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This is because caffeine temporarily increases dopamine levels, a neurotransmitter that plays a role in mood, motivation and happiness, and reducing caffeine can lead to a drop in these levels.
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 ...
Caffeine dependence can cause a host of physiological effects if caffeine consumption is not maintained. Commonly known caffeine withdrawal symptoms include headaches, fatigue, loss of focus, lack of motivation, mood swings, nausea, insomnia, dizziness, cardiac issues, hypertension, anxiety, and backache and joint pain; these can range in severity from mild to severe. [18]
A growing chorus of concerned former caffeine “addicts” are trying to wake people up to the substance’s negative effects. A growing chorus of concerned former caffeine “addicts” are ...
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]
The health effects of coffee include various possible health benefits and health risks. [ 1 ] A 2017 umbrella review of meta-analyses found that drinking coffee is generally safe within usual levels of intake and is more likely to improve health outcomes than to cause harm at doses of 3 or 4 cups of coffee daily.
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The person could suffer from severe symptoms of caffeine withdrawal including headaches, fatigue, and difficulty concentrating. It is recommended that the person reduces caffeine consumption gradually to avoid withdrawal as attempts to suddenly discontinue all caffeine consumption are frequently abandoned due to the severity of the withdrawal ...