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This syndrome regularly happens when a person ingested large amounts of caffeine from any source (e.g., more than 400–500 mg at a time). The signs and symptoms are divided into one group that can appear after an intake of as little as 100 mg of caffeine (roughly the amount contained in a cup of brewed coffee) and another group of symptoms ...
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]
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.
Caffeine – ADHD is associated with increased caffeine consumption, and caffeine's stimulant effects on cognition may have some benefits for ADHD. [251] 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 ...
Autism spectrum disorder [a] (ASD), or simply autism, is a neurodevelopmental disorder "characterized by persistent deficits in social communication and social interaction across multiple contexts" and "restricted, repetitive patterns of behavior, interests, or activities". [11] Sensory abnormalities are also included in the diagnostic manuals ...
There is insufficient evidence to determine if sedation caused by caffeine is due to a true paradoxical reaction, or rather from dehydration and sleep deprivation caused by the caffeine. [21] Furthermore, there are no conclusive studies showing a differential effect of caffeine in individuals with ADHD compared to the general population.
Caffeine is a central nervous system (CNS) stimulant of the methylxanthine class and is the most commonly consumed psychoactive substance globally. [9] [10] It is mainly used for its eugeroic (wakefulness promoting), ergogenic (physical performance-enhancing), or nootropic (cognitive-enhancing) properties.
[1] [51] [52] Autism has been linked to birth defect agents acting during the first eight weeks from conception, though these cases are rare. [53] If the mother of the child is dealing with autoimmune conditions or disorders while pregnant, it may have an effect on the child's development of autism. [54]