Caffeine is one of the most widely taken psychoactive drug. It is consumed by one and all in various forms and proportion. It wouldn’t be an overstatement if I would term it as a house hold drug as almost all families and people use it in one form or the other. Today we will take a look at what does caffeine do and what are its side effects along with the sources which we take caffeine from.

Pre work out coffee and drinks for caffeine intake


Function of Caffeine:

Well caffeine is a stimulant, it increases your concentration and boosts your energy levels. Thus it can be used for increased energy and concentration levels. It fastens the flow of signals to brain as a result of which your actions increase and you can do more work in lesser time as your body responds quickly due to faster signals to the brain. It is a stimulant especially for the nervous tissues and nervous system. It also helps you get rid of your body fluids. It is not a necessity in the diet and can even be avoided.

Sources of Caffeine:

This is a substance which we generally intake through common sources and sometimes through uncommon sources. Some of the common sources are tea, coffee, kola nuts, cocoa beans, black carbonated drinks like Coca Cola and Pepsi. While it can also be attained from some uncommon sources, for example if you go to the gym, almost all pre-workouts that you intake contain caffeine in certainty.

Where is it found?

It is a substance which is generally found in some plants and their seeds. It can also be made artificially and added in various products for example soft drinks and pre work outs.


Well though taking caffeine in constrained amounts do not have any side effects in long run. It does have some side effects if it is consumed out of proportions. There are some side effects of caffeine which are general and some rare. So that is how we have classified the side effects of caffeine. We will look at them one by one.


Some common side effects are:

  • Dizziness
  • Diarrhea
  • Faster heartbeat than usual
  • It can also lead to cold sweats, increased anxiety, over loss of urine, loss of appetite, nausea and even insomnia.
  • It can also lead to trouble in sleeping and vomiting.
  • Blurred vision
  • Dry mouth and dry skin.

Some rare side effects:

  • It can lead to a bloated abdomen.
  • Bloody diarrhea
  • Severe dehydration.

You can know if you have overdosed in caffeine when any of the following happens:

  • Fever
  • Irregular heartbeat
  • Headache
  • Muscle shivering
  • Stomach pain.
  • Ringing or other sound in ears

These are some of the many symptoms or side effects of having caffeine.

While having caffeine can have these problems, if you leave its intake suddenly even then you are set to face some problems. So the intake of it should be gradually reduced if you are willing to stop its intake. Some of the most common problems you will face if you stop its consumption suddenly include:

  • Vomiting
  • Nausea

To add to these side effects large amount of caffeine may reduce the absorption of calcium and make your bones thinner. It is especially harmful for women as its overdose can lead to painful and lumpy breasts.

Thus I would suggest use the nutrient nicely and in right proportion. If taken in the right quantity according to your requirements it is one of the magic drugs which will make you live longer and stronger. It will help you with various things and be a constant companion.

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Categories: Health


Caffeine- All You Need To Know From Side Effects, Uses To Sources

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