However, caffeine can also increase anxiety, raise your blood pressure, cause sleeping problems and fatigue, and wreak havoc on your digestive system. In moderate amounts, caffeine can enhance your mood, boost your metabolism, perk you up when you're tired, and improve alertness and concentration. Like most things in life, caffeine has both pros and cons. Sophie Lloyd What Are The Benefits Of Giving Up Caffeine? Me, saying so long to my favorite beverage. So, this time I decided to go cold turkey-for better or worse-to see if I can kick my caffeine habit for good. Phasing it out gradually meant I never took it seriously-it's much easier to say "just one more cup" when you've already had two coffees that morning. This isn't the first time I've tried to give up caffeine, and as you may have guessed, past attempts have been unsuccessful. This means saying 'so long' to coffee-my favorite beverage-as well as black tea, milk and dark chocolate, and many sodas (such as Coca-Cola). I wish I could say I was some sort of wellness guru, embarking on a caffeine-free journey for the sake of better sleep and glowing skin (caffeine depletes collagen, who knew? Not me).Īnyway, after years of struggling with chronic acid reflux, my GP has told me to give caffeine the heave-ho. I'm writing this introduction day three into my caffeine-free journey, and as you may have guessed, it is not going well. In the words of caffeine-loving TV mom Lorelai Gilmore: "I stop drinking coffee, I stop doing the standing and the walking and the words-putting-into-sentences doing." As a journalist, the latter part is kind of important, otherwise, I'd need to add "stop paying the bills" to that list. This is why many choose green tea.Hi, I'm Sophie, and I'm a caffeine addict. The tea on tea: Millions of Americans drink tea daily. Study says: Drink 2 or 3 cups of coffee a day? You might live longer - especially if it's ground. How much caffeine is dangerous? Here's what to know before having that next cup. Read more about caffeine, coffee here:Įnergy drinks: Do energy drinks do more harm than good? For others, this amount is not sufficient to have a stimulating effect. For some, this may be why it’s difficult to sleep after drinking caffeine, even if it was earlier in the day. So even if you feel the effects starting to wane because of the decreased dosage, you still have some caffeine in your system after a few hours. The half-life (the amount of time it takes for the amount of a drug in your body to be cut in half) of caffeine is between 4-6 hours. How a reduction in the function of neurotransmitter receptors leads to the effects of caffeine (wakefulness, attention) is unclear, however, it is hypothesized that high levels of adenosine promote sleepiness, so if the receptor is not functioning properly, your brain might not be getting the signals that it needs to rest. Blanca Lizaola-Mayo, MD, a transplant hepatologist (liver doctor) and the Medical Director of the Liver Transplant Center at the Mayo Clinic in Arizona says with a smile, “A least three cups of coffee a day will keep the hepatologist away.” What does caffeine do to our bodies?Ĭaffeine works against the effects of the neurotransmitter receptor. Recently, there has also been a pleasant surprise: three cups of black, caffeinated coffee can help your liver function. Caffeine even has a few medical uses – it can be added to certain pain relievers to help with migraines or decreased respiration (breathing) in infants. Some people report feeling alert and energized, while others feel jittery and anxious. It can also be created synthetically in a lab.Ĭaffeine is considered to be a stimulant drug. Caffeine effects, explainedĬaffeine consumption averages around 76 mg per person per day in the United States and Canada, so it’s important to know and understand what it does.Ĭaffeine is a naturally occurring substance found primarily in coffee, but also in tea leaves and cacao nuts. What is going on here? What does caffeine do to your body? And how long does it last?Ĭaffeine and its effects are actually fairly complicated and scientists still aren’t sure exactly how it works. Some lose the focus required for work or school. rolls around and the same thing happens – you may be cranky or tired. We all know this person – do not speak to them until they have had a cup of coffee.
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