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Caffeine dependence can cause a host of physiological effects if caffeine consumption is not maintained. Withdrawal symptoms may include headaches, fatigue, difficulty concentrating, lack of motivation, mood swings, nausea, insomnia, dizziness, cardiac issues, hypertension, anxiety, backaches, and joint pain; these can range in severity from mild to severe. [18]
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 ...
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]
According to the Mayo Clinic, men should drink about 15.5 cups, or 3.7 liters of fluids per day, and women should consume 11.5 cups, or 2.7 liters. Haar thus recommends replacing each caffeinated ...
Caffeine even has medical uses: It can help with pain, including headaches, and also stimulates smooth muscles in your body and can help with constipation, Hunnes says. But there can be a definite ...
[2] Caffeine reduces slow-wave sleep in the early part of the sleep cycle and can reduce rapid eye movement sleep later in the cycle. Caffeine increases episodes of wakefulness, and high doses in the late evening can increase sleep onset latency. In elderly people, there is an association between use of medication containing caffeine and ...
[52] [97] Caffeine can have negative effects on anxiety disorders. [98] According to a 2011 literature review, caffeine use may induce anxiety and panic disorders in people with Parkinson's disease. [99] At high doses, typically greater than 300 mg, caffeine can both cause and worsen anxiety. [100]
While there are short-term performance benefits to caffeine consumption, overuse can lead to insomnia symptoms or worsen pre-existing insomnia. [138] Consuming caffeine to stay awake at night may lead to sleeplessness, anxiety, frequent nighttime awakenings, and overall poorer sleep quality. [ 139 ]
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