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Caffeine-induced psychosis is a relatively rare phenomenon that can occur in otherwise healthy people. Overuse of caffeine may also worsen psychosis in people suffering from schizophrenia . [ 1 ] It is characterized by psychotic symptoms such as delusions, paranoia, and hallucinations.
The symptoms of caffeine intoxication are comparable to the symptoms of overdoses of other stimulants. [3] In cases of much larger overdoses, mania, depression, lapses in judgment, disorientation, disinhibition, delusions, weight loss, loss of appetite, hallucinations, or psychosis may occur. [8] [9] Death can occur as a result of caffeine ...
When consumed in moderation, caffeine can have many beneficial effects. However, over the course of several years, chronic caffeine consumption can produce various long-term health deficits in individuals. Among these, rodent studies have suggested caffeine intake may permanently alter the brain's excitability. [23]
Decades of research has already shown that caffeine, a psychostimulant, can help people feel more aroused and alert. Sight, smell or taste of coffee may help people feel alert
Many people credit coffee (the most popular caffeinated beverage for Americans), sodas like Diet Coke and even energy drinks for providing them the boost they need to get through their day ...
In chronic psychiatric patients, caffeine, the major active ingredient in coffee, is associated with anxiety. [31] [32] At high doses, typically greater than 300 mg, caffeine can both cause and worsen anxiety. [33] For some people, discontinuing caffeine use can significantly reduce anxiety. [34]
The study, which enlisted 23 men with a "moderate habitual caffeine intake" (under 300 mg) between the ages of 18 and 40, discovered that while a 100 mg dose of caffeine can be consumed up to four ...
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]