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2. Caffeine - Wikipedia

   en.wikipedia.org/wiki/Caffeine

   The US Food and Drug Administration (FDA) considers safe beverages containing less than 0.02% caffeine; [291] but caffeine powder, which is sold as a dietary supplement, is unregulated. [292] It is a regulatory requirement that the label of most prepackaged foods must declare a list of ingredients, including food additives such as caffeine, in ...

3. Should You Drink Caffeine Before A Workout? Experts ... - AOL

   www.aol.com/lifestyle/drink-caffeine-workout...

   The brand’s sleek packaging with images of fruits printed on the can and hard-to-find caffeine content label even fooled Dakota Johnson, who told Variety she didn’t realize when she was ...

4. What Doctors Want You to Know About Coffee’s Health Benefits

   www.aol.com/doctors-want-know-coffee-health...

   Research indicates that caffeine, ingested either by drinking coffee or by taking a caffeine supplement, can help improve memory, explains Brynna Connor, M.D. “There is also evidence that shows ...

5. Everything You Need to Know About Caffeine—Including ... - AOL

   www.aol.com/everything-know-caffeine-including...

   If you work an irregular or overnight shift, similarly stop drinking caffeine 10 or 11 hours before you go to bed. The Sleep Foundation gives you a little more wiggle room, suggesting stopping ...

6. Caffeinated drink - Wikipedia

   en.wikipedia.org/wiki/Caffeinated_drink

   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 ...

7. Energy drink - Wikipedia

   en.wikipedia.org/wiki/Energy_drink

   [14] [15] Adverse effects associated with caffeine consumption in amounts greater than 400 mg include nervousness, irritability, sleeplessness, increased urination, abnormal heart rhythms , and dyspepsia. In the United States, caffeine dosage is not required to be displayed on product labels for food.

8. Drinking certain types of coffee can bring some health ... - AOL

   www.aol.com/drinking-certain-types-coffee-bring...

   Recent research reveals that caffeine has health benefits for most moderate coffee drinkers. Here are the pros and cons of drinking certain coffees, with expert insights and advice.

9. Health effects of coffee - Wikipedia

   en.wikipedia.org/wiki/Health_effects_of_coffee

   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.