![]() One large review of studies found that caffeine modestly improves endurance when used in moderate doses of 1.4–2.7 mg per pound (3–6 mg per kg) of body weight ( 15). It has varied effects on your hormones, muscles, and brain.Ĭaffeine is the go-to supplement for many athletes.ĭue to its positive effects on exercise performance, some organizations - such as the National Collegiate Athletic Association (NCAA) - have even started to ban it in high doses. SummaryĬaffeine can easily pass throughout your body. This can enhance endurance performance ( 13, 14).Ĭaffeine is eventually broken down in the liver ( 1). Caffeine may also spare muscle carb stores, primarily due to increased fat burning. ![]() Caffeine has been shown to increase thermogenesis, or heat production, which raises your body temperature and may help you burn more calories ( 12). Caffeine may improve muscle performance through activation of the central nervous system however, the exact mechanisms are unclear ( 11). ![]() Beta-endorphins can increase feelings of wellness and give you the exercise “high” that people often experience after working out ( 9, 10). ![]() Caffeine may increase your body’s ability to burn fat via lipolysis, or the breakdown of fat in fat cells ( 3, 8). Caffeine increases circulating epinephrine (adrenaline), the hormone responsible for the “fight or flight” response, which can increase performance ( 7). Caffeine activates areas of your brain and nervous system to improve focus and energy while reducing tiredness ( 2, 6). Unlike most substances and supplements, caffeine can affect cells throughout your body, including muscle and fat cells, as well as cells within your central nervous system ( 5).įor this reason, caffeine’s effects are quite varied. Caffeine levels remain high for 3–4 hours and then start to drop ( 1). He's lived without caffeine and alcohol since 2017.Īll views expressed in this article are the author's own.Caffeine is rapidly absorbed into your bloodstream, and blood levels peak after 30–120 minutes. For me, the last thing I need is to drink a drug that stresses me even more and puts more strain on my body, mind, and spirit.Ī lot of people like espresso, which is really strong, but for me, it wasn't espresso, it was depresso.ĭon Egan is a freelance spiritual coach and author of several books. I believe that many of us who are living in the modern world have information overload. I also don't go to the restroom as much because coffee dehydrates you. I know a lot of people who give up caffeine don't do that, but decaf has roughly 2 percent of the caffeine in it it's such a small amount that it doesn't remotely have the effect that fully caffeinated coffee has. So, for me, quitting caffeine was a great step toward quitting alcohol too. When I was drinking coffee, it hyped up my anxiety so much that by the time the evening came, I needed to drink alcohol to calm me down. I also found that caffeine enabled me to drink more alcohol. The last six months have been stressful for me in general, but I haven't remotely felt the stress I used to feel when I was drinking caffeine. I was told to stop saying "gay" to school kids.That's why I experienced anxiety for many years. I don't think it's healthy for us to keep our bodies on high alert all through the day. One of the problems with caffeine is it triggers a fight or flight response that we get when we're in danger by releasing adrenaline and cortisol into our system. I believe that caffeine is the most psychoactive drug on earth, and it's universal. My anxiety began to fade away, which was a big improvement. If you're a regular caffeine drinker, you're going to get a blinding headache when you're trying to give up, which is what happened to me after the first 24 hours of quitting coffee.īut within 48 hours, I suddenly felt calmer as the caffeine left my system. Initially, I had the idea of giving up caffeine, alcohol, and refined sugar all in one go. It struck me that maybe my anxiety and feelings of depression were linked to what I was eating and drinking. Woman sleeping head on desk showing disposable cup of coffee isolated on blue background (R).
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