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For reference, a brewed 8oz (227ml) cup of coffee contains ~95 mg of caffeine (per USDA). [6] According to the Diagnostic and Statistical Manual of Mental Disorders, caffeine overdose can result in a state of excessive stimulation of the central nervous system and the essential feature of Caffeine Intoxication is the recent consumption of caffeine.
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.
According to Yawitz, women who are pregnant and breastfeeding “may need to limit caffeine to 200 milligrams daily, simply because babies don’t have the enzymes necessary to metabolize it.”
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]
Drinking a few cups of coffee every day may help prolong a person's lifespan and health span by 1.8 years, on average, claims a review with industry funding. ... potential positive and negative ...
But some health advocacy groups that argue otherwise are petitioning the US Food and Drug Administration to ban a key chemical involved in the decaffeination process due to cancer concerns.
Many people with schizophrenia use caffeine to combat boredom or to fight the sedating effects of antipsychotic medications. Additionally people with schizophrenia may have polydipsia (causes someone to feel an immense amount of thirst, despite already drinking plenty of hydrating fluids), [ 9 ] so people with this disorder may try to consume ...
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