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Here's what immunologists say.
A standard cup of coffee can contain anywhere from 95 to 200 mg of caffeine. That's a big range. The FDA cites 400 mg of caffeine per day "as an amount not generally associated with dangerous ...
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.
Keep reading to learn what the experts say about the physical effects of drinking coffee, including a few surprising science-backed benefits that may be lurking in your morning cup(s) of coffee.
A functional beverage is a conventional liquid food marketed to highlight specific product ingredients or supposed health effects. [1] [2]Beverages marketed as "functional" include dairy drinks, sports and performance drinks, energy drinks, ready-to-drink teas, kombucha, "smart" drinks, fortified fruit drinks, plant milks, and enhanced water.
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]
Your morning coffee, midday pick-me-up cup or after-dinner specialty java is not only satisfying, it could provide health perks, too. Recent research reveals that caffeine has health benefits for ...