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  2. Coffee ground vomiting - Wikipedia

    en.wikipedia.org/wiki/Coffee_ground_vomiting

    Esophagitis, esophageal varices, gastritis, cirrhosis or gastric ulcers for example, may bleed and produce coffee-ground vomitus. When unaccompanied by melena, hematemesis or a fall in hemoglobin with corresponding urea rises and creates an unstable reaction, and other causes of coffee ground vomitus need to be elucidated; for example, gastric stasis, bowel obstruction or ileus, that can cause ...

  3. 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.

  4. Caffeine dependence - Wikipedia

    en.wikipedia.org/wiki/Caffeine_dependence

    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]

  5. How might drinking coffee alter your gut microbiome? - AOL

    www.aol.com/might-drinking-coffee-alter-gut...

    The study observed several correlations, the strongest being between coffee intake and L. asaccharolyticus: Coffee drinkers had up to eight times higher levels of the bacteria than non-drinkers ...

  6. The 6 Healthiest Sweeteners—and 6 to Avoid - AOL

    www.aol.com/6-healthiest-sweeteners-6-avoid...

    This processing can lead to digestive symptoms, like gas, bloating, and diarrhea. Although these symptoms are unlikely to severely impact health, they can be uncomfortable for a while.

  7. Here's What 'Diarrhea' Actually Means and When You Should ...

    www.aol.com/lifestyle/heres-diarrhea-actually...

    If your diarrhea lasts longer than a couple of days, Dr. Ahmad suggests calling your doctor, especially if you also have a fever, dehydration, bloody stool, weight loss, pain, and severe pain.

  8. Electrophilic halogenation - Wikipedia

    en.wikipedia.org/wiki/Electrophilic_halogenation

    Halogenation of benzene where X is the halogen, catalyst represents the catalyst (if needed) and HX represents the protonated base. A few types of aromatic compounds, such as phenol, will react without a catalyst, but for typical benzene derivatives with less reactive substrates, a Lewis acid is required as a catalyst.

  9. Paraxanthine - Wikipedia

    en.wikipedia.org/wiki/Paraxanthine

    Paraxanthine, also known as 1,7-dimethylxanthine, is a metabolite of theophylline and theobromine, two well-known stimulants found in coffee, tea, and chocolate mainly in the form of caffeine. It is a member of the xanthine family of alkaloids , which includes theophylline, theobromine and caffeine .