Coffee Keep You Awake at Night: True or False

You might have used coffee to keep you awake at night. Several night shift employees use coffee to keep themselves awake at night. But have you ever tried to know if coffee really works in this case. We will try to find if this fact is true or false.

Does Coffee Keeps you awake at Night ?


Yes, Coffee can keep you awake at night. But its not the complete fact. Coffee will act as a drug. Initially it can keep you awake for 1 to 2 hours. But its effect decreases with time. Your body will build tolerance against caffeine. Its not a healthy practice to drink coffee daily.

How Does Coffee keeps you Awake ?


Caffeine blocks some sleep-inducing chemicals in the brain and also increases the adrenaline production. Its sufficient to keep you awake for at least an hour. However the exact time differs from person to person. It is better to avoid coffee several hours before you go to bed.

Does it harm your body, if you use coffee to avoid sleep on a regular basis?


Yes, if you are having coffee above the certain limit then you are prone to sleep disorders.

How much coffee should you drink per day?


This limit depends on person to person as several factors play an important role in deciding the maximum limit of caffeine. These factors are your age, gender and weight.  A healthy human being should not take more the 2 to 4 cups of brewed coffee, i.e. 200 to 300 mg of coffee powder.

What are the side effects of having too much coffee ?


Caffeine can cause several bad effects on health if you are taking it above the prescribed limit. It can make you nervous, irritable, have trouble sleeping or develop an upset stomach, irregular heart beat or tremors.

Tips for Coffee lovers



  • You can drink coffee to get rid of sleep for 2 to 4 hours, but only if you are not a regular drinker of coffee. So don't make it a habit of drinking coffee daily, otherwise it will not work on your. Drinking too much coffee will make you an addict of it.
  • If you are using coffee in morning to get rid of sleep then your are just masking your sleep and you are prone to sleep disorders.
  • Its better to sleep and getup at the same time every day. It will keep you away from sleep disorders and make you biological clock healthy.


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