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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 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]
[37] [38] On the other hand, subtle long-term side effects are possible. [39] Caffeine is used as a primary treatment for apnea of prematurity, [40] but not prevention. [41] [42] It is also used for orthostatic hypotension treatment. [43] [42] [44] Some people use caffeine-containing beverages such as coffee or tea to try to treat their asthma ...
For reference, a brewed 8oz (227ml) cup of coffee contains ~95 mg of caffeine (per USDA). [6] According to the Diagnostic and Statistical Manual of Mental Disorders, caffeine overdose can result in a state of excessive stimulation of the central nervous system and the essential feature of Caffeine Intoxication is the recent consumption of caffeine.
Caffeine can cause a physical dependence, if consumed in excessive amounts. [3] The need for caffeine can be identified when individuals feel headaches, fatigue and muscle pain 24 hours after their last energy drink. [4] Some commercially distributed drinks contain guarana, a South American berry with a caffeine content about twice that of ...
Health benefits: Green tea has been studied extensively for its health-promoting effects. Compared to non-tea drinkers, people who drink green tea have lower rates of endometrial, lung, oral and ...
People with low caffeine intake have a decreased performance later in the day, compared to moderate and a high-level caffeine intake. Thus the effect of caffeine on short-term memory can differ due to many other factors and thus cannot be instantly generalized. [6]
English: Main effects of moderate consumption of Caffeine. Entries: Increased attention Increased memory performance [1] Increased physical performance [2] [3] [4] Increased muscle recovery [5] Decreased risk of heart disease. [6] Increased intraocular pressure. [7] Decreased risk of liver disease. [8] [9]