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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]
Caffeine causes the release of epinephrine from the adrenal medulla. In small doses, caffeine can improve endurance. [22] It has also been shown to delay the onset of fatigue in exercise. The most probable mechanism for the delay of fatigue is through the obstruction of adenosine receptors in the central nervous system. [23]
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.
You can even have caffeine withdrawal. Symptoms can be similar to those of withdrawal from other mood-altering substances, including headaches, fatigue or drowsiness, depressed mood, irritability ...
Medication for Anxiety: A Complete Guide. As you probably know from personal experience, anxiety can be a lot of things — a cause of insomnia, a roadblock to living your best life or a demon you ...
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 ...
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 ...
At high doses, typically greater than 300 mg, caffeine can both cause and worsen anxiety. [100] For some people, discontinuing caffeine use can significantly reduce anxiety. [101] In moderate doses, caffeine has been associated with reduced symptoms of depression and lower suicide risk. [102]