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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.
On the one hand, caffeine effects appear to be detrimental to short-term memory, working memory included, whereas the effects are somewhat positive for memory over the long term (for example, remembering something better many days later if caffeine was ingested during encoding as well as retrieval, as opposed to no caffeine [7]). Many of the ...
Tolerance to the effects of caffeine occurs for caffeine-induced elevations in blood pressure and the subjective feelings of nervousness. Sensitization , the process whereby effects become more prominent with use, may occur for positive effects such as feelings of alertness and wellbeing. [ 122 ]
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.
Between anxiety, jitters, afternoon crashes, and a potential caffeine dependency, java can leave you feeling a whole lot of not-so-great ways. If only there were a natural coffee alternative that ...
So, don't forget to look after mental health and wellness during this busy time, as well as your physical well-being. Try incorporating a few stress-management techniques into your daily routine like:
A study from the University of Kentucky showed that more than 78% of college freshmen consume above the recommended amount of caffeine each day. [21] One-tenth of the US population already suffers from insomnia, and in turn caffeine is often used as a countermeasure for the side effects associated with this lack of sleep. [22]