What are Caffeine Side Effects? Causes, Symptoms, Risks


What are the caffeine side effects? Caffeine is a bitter ingredient commonly found in 60 plant spices and usually gets used in :

  • Coffee beans
  • Soft drinks
  • Energy drinks
  • Chocolate bars
  • Medicines
  • Tea leaves

The Majority of the population in the US is habitual of waking up daily with a cup of coffee on the bed many who don’t stop on just one. Caffeine not only keeps you active for the day but excess consumption of caffeine can be dangerous for our health and might lead to some serious problems.

Though according to the US Food & Administration have declared caffeine dose safe and they’ve also added that an adult should consume till 400 grams only per day, with excess consumption you’re at the risk of severe diseases.

Join us in the article and be aware of the facts.


Caffeine is known to increase activeness. Itself caffeine has a very bitter taste so it usually gets mixed with sugar that increases your body’s metabolism. Sometimes, you won’t even notice that there’s caffeine mixed in your food or drink. Many medicines contain caffeine without your knowledge so reading labels in detail is important.

Initially, when you start consuming excess caffeine, you’ll feel nothing but extra energetic and active but soon you’ll start getting symptoms of early illnesses. Per day ingesting of caffeine is suggested 400 milligrams and not more than that. Your body is already aware of this dosage to act usually.

caffeine side effects

Health Effects of Caffeine

Start counting the list of effects caffeine has on your body:


Limited caffeine won’t be a problem but additional caffeine effects are stronger than you think. Caffeine releases the“fight-or-flight” hormone in the brain that erases tired cells and keeps you awake. Higher doses can be more effective and prominent and soon you’ll be addicted to it.

If you take above 1000 grams of caffeine in just one sitting, then soon you’ll face nervousness, rapid breathing and, the stress in your body. So the next time you’re nervous, have a look at your cup of coffee.


Insomnia is a sleeping disorder occurs when you don’t get sleep. How insomnia relate to caffeine? Well, caffeine core ability is to keep people awake and active, when you take an extra dosage of caffeine, it doesn’t let you fall asleep.

Don’t fool yourself that caffeine is only available in your tea or coffee. It is also available in your soft drinks. You’ll not realize that you’re suffering from insomnia unless you focus on your caffeine intake.


People who consume caffeinated liquids often complain about the urge of urine and upset stomach. Caffeine increases acid in your stomach that causes heartburn and digestion to become difficult.

Caffeine doesn’t stay in your body, so if it doesn’t pass out through excrete then it’ll reach your liver and cause rapid urination and irritation. In case, consult your doctor for an immediate solution.

Who Should Avoid Caffeine?

  • Any woman who is pregnant or trying to get pregnant should limit the intake of caffeine because it reaches your baby through the placenta.
  • If you’re breastfeeding your infants, then don’t take too much caffeine as it’ll get included in your milk.
  • People who are suffering from insomnia.
  • Coffee is good for weight loss but surely bad for health.
  • Caffeine will make it worse if you’re on medication and still consuming it.
  • If you’re a patient of high blood pressure, it is recommended to avoid caffeine.
  • Children are sensitive to take a high dose of caffeine so keep an eye on their intake.  
caffeine side effects

What If I Quit Caffeine?

One quick question pops up in your head that is coffee bad for health? Yes, it is. That’s a good idea to quit caffeine but you’ll have a lot to tolerate. When our body becomes habitual of a particular caffeine dosage, it becomes difficult when we try to quit.

It is suggested not to quit caffeine intake 100% suddenly. First, try lowering down the dose on a daily basis so that the body can adapt the change. You might have tiredness, sleepiness, nausea, irritability and, headaches.


Caffeine is not all bad to take. This article was about to show you some side effects of caffeine that happen when you take an overdose. People should be aware that they are consuming a psychoactive ingredient when they consume it more than often. There are still many advantages you can take from caffeine without worrying about any side effects.