Caffeine: How much is too much? - Mayo Clinic
Feb 21, 2025 · Is caffeine causing you problems? Find out how much is too much and if you need to cut down.
Caffeine content for coffee, tea, soda and more - Mayo Clinic
Feb 6, 2025 · Find out how much caffeine is in coffee, tea, soda and energy drinks. You may be getting more caffeine than you think you are.
Caffeine: Is it dehydrating or not? - Mayo Clinic
Aug 19, 2025 · As a chemical, caffeine increases production of urine, which means caffeine is a diuretic. But most research suggests that the fluid in caffeinated drinks balances the diuretic effect of typical …
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Nov 4, 2024 · Las bebidas con cafeína ya no se consumen solo por la mañana. Pero ¿sabes cuánta cafeína consumes cuando bebes café, té, gaseosas o bebidas energizantes? De acuerdo con los …
Caffeine (oral route) - Side effects & dosage - Mayo Clinic
Oct 1, 2025 · If you are using caffeine tablets: Limit the use of medicines, foods, or beverages that contain caffeine. Taking too much caffeine may cause nervousness, irritability, sleeplessness, and …
The bottom line - Mayo Clinic
If you're like most adults, you use caffeine every day. Most often, it won't cause a health problem. But be aware of caffeine's possible side effects and be ready to cut back if needed ...
咖啡、茶、碳酸饮料等中的咖啡因含量 - 妙佑医疗国际
May 20, 2025 · 含咖啡因的饮料不再仅限于早上饮用。但是，您知道您在饮用咖啡、茶、碳酸饮料或能量饮料时摄入了多少咖啡因吗？ 专家认为，每天摄入不超过 400 毫克（mg）咖啡因对大多数成人来说 …
Coffee and health: What does the research say? - Mayo Clinic
Jan 31, 2025 · Some benefits are linked to caffeine. Other benefits are related to the other components in coffee. But in general, studies find that coffee is linked to health in many ways. Drinking coffee …
Caffeine: Does it affect blood sugar? - Mayo Clinic
Mar 7, 2024 · For some people with diabetes, one cup of coffee may raise or lower blood sugar. Learn how caffeine can affect blood sugar.
Caffeine: How does it affect blood pressure? - Mayo Clinic
Jul 9, 2024 · How does caffeine affect blood pressure? Caffeine may cause a brief rise in your blood pressure, even if you don't have high blood pressure. This short-term spike in blood pressure …