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For some people, discontinuing caffeine use can significantly reduce anxiety. [34] Caffeine-induced anxiety disorder is a subclass of substance- or medication-induced anxiety disorder . [ 35 ] Populations that may be most impacted by caffeine consumption are adolescents and people with anxiety disorders. [ 36 ]
A number of fatalities have been caused by overdoses of readily available powdered caffeine supplements, for which the estimated lethal amount is less than a tablespoon. [13] The lethal dose is lower in individuals whose ability to metabolize caffeine is impaired due to genetics or chronic liver disease. [14]
Caffeine – ADHD is associated with increased caffeine consumption, and caffeine's stimulant effects on cognition may have some benefits for ADHD. [249] Limited evidence suggests a small therapeutic effect that is markedly inferior to standard treatments like methylphenidate and dextroamphetamine while still producing similar or greater side ...
Specifically, coffee drinkers had the lowest risk—nearly 50% reduction in risk—while people who consumed 200 to 300 mg of caffeine from tea or a mix of both beverages were about 40% less ...
Effects of caffeine on mood, cognition and drink acceptability; Aromas and cognitive performance; Seafarer Fatigue: The Cardiff Research Programme [5] [6] An investigation of the effects of inulin on energy, mood and cognitive function; The acute effects of inulin on subjective reports of well-being and objective measures of cognitive performance
Caffeine-induced anxiety disorder is a subclass of the DSM-5 diagnosis of substance/medication-induced anxiety disorder. [1] Consumption of caffeine has long been linked to anxiety. [2] The effects of caffeine and the symptoms of anxiety both increase activity within the sympathetic nervous system.
The potential benefits of caffeine are increased focus and reaction time, reduced perceived effort, and faster sprint performance. It blocks tiredness-causing adenosine from receptors in the brain.
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]