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  2. Health effects of tea - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_tea

    All tea leaves contain fluoride; however, mature leaves contain as much as 10 to 20 times the fluoride levels of young leaves from the same plant. [9] [10]The fluoride content of a tea leaf depends on the leaf picking method used and the fluoride content of the soil from which it has been grown; tea plants absorb this element at a greater rate than other plants.

  3. Heart Disease: Does Too Much Caffeine Cause High Blood Pressure?

    www.aol.com/lifestyle/heart-disease-does-too...

    Researchers say consuming more than 400 milligrams of caffeine per day could raise the risk of cardiovascular disease. Excessive caffeine from coffee, tea, energy drinks, and other beverages may ...

  4. Study Finds These 2 Caffeinated Drinks Reduce Diabetes, Heart ...

    www.aol.com/study-finds-2-caffeinated-drinks...

    Caffeinated coffee and tea may reduce risk of cardiometabolic disease including heart attack, stroke, and type 2 diabetes, study finds.

  5. Study Reveals a Certain Type of Tea Can Help Lower Your Blood ...

    www.aol.com/recent-study-says-coffee-may...

    Tea is one of the most soothing and good-for-you beverages you can drink—it's calorie-free and filled with flavonoids, which help keep your heart healthy. Two of the best to try: Two of the best ...

  6. Caffeine - Wikipedia

    en.wikipedia.org/wiki/Caffeine

    [28] [29] [2] Tolerance to the autonomic effects of increased blood pressure and heart rate, and increased urine output, develops with chronic use (i.e., these symptoms become less pronounced or do not occur following consistent use). [30] Caffeine is classified by the U.S. Food and Drug Administration (FDA) as generally recognized as safe.

  7. Caffeine dependence - Wikipedia

    en.wikipedia.org/wiki/Caffeine_dependence

    Failure to restrict caffeine intake can lead to side effects such as increase in heart rate and blood pressure, sleep disturbance, mood swings, and acid reflux.; caffeine's lasting effects on children's nervous and cardiovascular systems are currently unknown. Some research has suggested that caffeinated drinks should not be advertised to ...

  8. These 2 Caffeinated Drinks Reduce Diabetes, Heart ... - AOL

    www.aol.com/2-caffeinated-drinks-reduce-diabetes...

    Caffeinated coffee and tea may reduce risk of cardiometabolic disease including heart attack, stroke, and type 2 diabetes, study finds.

  9. List of herbs with known adverse effects - Wikipedia

    en.wikipedia.org/wiki/List_of_herbs_with_known...

    Possible additive effect [3] Chamomile: Blood thinners [23] Devil's Claw: grapple plant, wood spider Harpagophytum: Warfarin Additive effect [3] Ephedra Ephedra: Caffeine, decongestants, stimulants [15] Increases sympathomimetic effect of ephedra [3] Feverfew: featherfew Tanacetum parthenium: Aspirin Additive effect [3] Garlic: Allium sativum ...