Coffee Doesn’t Work For Some People, It Works The Opposite Way

Coffee Doesn’t Work For Some People, It Works The Opposite Way

Is it the coffee or something else?

As we all know, caffeine is considered as a stimulant and known to help you concentrate, boost your energy, wakes up your mind, and help you learn faster. The most consumed beverage after water in the United States is coffee. About 62% of people in America drink their coffee every day.

However, coffee doesn’t work for some people, coffee could react in different ways, even the opposite ways of what it has been promoted all along. The fact that caffeine could alert your mind is true, but it’s not coffee that makes you feel exhausted, it’s more of the way the coffee affects your body and it could lead you to feel sleepy.

Here are the scientific facts of how it could happen:

  1. Coffee blocks adenosine

Adenosine is one of the chemicals contains in the center of our nervous system. It has the job to regulate our sleeping cycle or sleep-wake cycle. When we’re wide awake during the day, the level of adenosine increase and eventually make you feel dizzy by overcoming the action of the cells in your brain. When you eventually fall asleep, the level of adenosine drop down. Caffeine contains in coffee blocks your brain to receive the adenosine receptors. Hence, the impact of caffeine will fade and there’s another buildup of adenosine longing to be connected to the receptors and this will cause fatigue.


  1. Yes, coffee is diuretic

What does it mean to feel diuretic? In short, a diuretic is a substance that will make you want to go to the bathroom often to pass urinTheoretically in this situation, if you pass urine more, hence, you will be dehydrated. This means that coffee leads to dehydration. The more you pass urine, the more you dehydrated and will want to hydrate yourself with water.

However, a lot of scientists are still debating whether the beverages that contain caffeine might be stuck in a cycle of dehydration or not. If you notice after you drink your coffee for a few hours and you start going to the bathroom more frequently, bad news, you’re likely to get stuck in a cycle of dehydration that will make you feel tired in that day, or at least until the effect of the caffeine wears off.

The cycle goes this way- at first, your body will lose water when you go to the bathroom. The water you have lost would reduce the fluid contained in your blood. This will affect your cardiovascular system that respons to maintain blood pressure and blood flow. Beware that chronic dehydration can also lead to an unconsistent heart rate and low blood pressure. Mentally, you will possibly feel anxious and will also have fatigue.

Cells in your body will lose fluid volume when you’re dehydrated. When this hits the normal function of your body, it can also lead to the feeling of sluggishness. After you’re feeling sluggish you would be trying to reach another cup of coffee and it’s a normal thing to happen because the cycle starts all over again. Not to mention caffeine can also cause vasoconstriction that will make certain blood vessels to narrow down and flow in an uncosistent pattern throughout the body.

If you’re a huge fan of coffee and can never go without coffee, you might want to consider how much you have it in a day and how many glasses of water you might actually need. The Health and Medicine Division of the National Academies recommends you to have 15 cups of water, equals to 3.7 litres for adult males and 11 cups of water, equals to 2.7 liters for an adult female. This guideline only includes water in drinks or liquid form only, not inluding the water you have from the food you consume, unless you’re experiencing the signs of dehydration.

Here are the symptoms of dehydration- dark-coloured urine as in too yellow or brown-ish, if you have light-coloured urine that means you’re not dehydrated and you’ve had a lot of water and notice if you have an odd sudden headache, you might be dehydrated.

  1. Sugar in your coffee

If you’re a fan of sugar in your coffee, you are more likely to have sugar crashes after drinking it. Not only you’ve had the caffeine, but you also had the sugar, so it doubles the stuff. Beware that even if you don’t add any sugar directly into your coffee, it might be in another form that the barista put into your coffee. Such as; whipped cream or some shots of syrups like hazelnut, vanilla, or caramel that you’ve ordered.


Our bodies process sugar more swiftly than caffeine, you will more likely to have sugar crashes after consuming it. Not to mention you’ve already had the caffeine. It doubles your energy and you will experience the hype! The process of how swiftly this could happen to someone is differ. Normally, it could happen in about 90 minutes after consuming your caffeine plus sugar.

How to diminish the impacts

To be frank, you can diminish the impacts by cutting down your caffeine intake and give it up for some days. Not everyday. However, if you don’t want to give up your routine of drinking coffee you can stick to the guidelines of how much coffee you can consume in a day and have a lot of water. One is recommended to only have up tp 400 milligrams of caffeine per day. The big picture is to only have two to four 8-ounce cups a day, also depending on the coffee mixture.

To minimise fatigue and drowsiness, you can avoid adding sugar into your coffee or add any syrups and sweeteners. Limit your caffeine intake to just one cup. Regularly experincing afternoon slump after consuming your coffee? It’s time to change your coffee to decaf or have tea instead, because caffeine also consists in tea. Not all tea contains caffeine, but most of them are. If you want caffeine-free tea, just ask the barista which tea is caffeine free.

Caffeinated drinks could also be found in soft drinks or soda, energy boosters, or some pain relievers.

Leave a Reply

Your email address will not be published. Required fields are marked *