What are the Reasons of Sudden Loss of Consciousness?

Somya Verma

, Health A2Z


Fainting or feeling nauseous can be common symptoms in the day to day life which can have numerable reasons. Sudden loss of consciousness has a lot of reasons, which include excess exhaustion and even critical situation like low blood pressure. So here we are to discuss what can be the reasons of the body going under the condition. While we give a quick insight, we hope that this writeup will further help in dealing with these problems also.


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What is the Sudden Loss of Consciousness?


Unconsciousness is when a person suddenly becomes incapable to respond to any reaction and appears to be asleep. A person may be unconscious for a few seconds.


People who become unconscious do not have the ability to react to shaking and voice. Loss of breath or faint pulse might also be the condition. This calls for immediate emergency attention. The sooner the person receives emergency first aid, the better their outlook will be.


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What are the Reasons For the Sudden Loss of Consciousness?


Reasons for unconsciousness can be varied, some of them being discussed here. Check these if you have them, and take necessary action.


1) Low blood sugar level:


Sugar gives us energy and you must have heard your parents say drink glucose? This is because low blood sugar will cause you to lose energy. This can be the reason for your sudden loss of consciousness.


2) Low blood pressure:


Low blood pressure is also known as Hypotension. Having a lower blood pressure is good in most cases (less than 120/80). In most cases, it can sometimes make you feel tired or dizzy. Hence, hypotension can be a sign of an underlying condition that should be treated.


3) Syncope:


Syncope is usually very common these days. It can happen at any age, however, seen more in old people due to age. Syncopal episodes usually last only seconds or minutes. They may be accompanied by temporary feelings of confusion when you regain consciousness.


4) Dehydration:


Drink enough water. Water is like the elixir of life. Water has nutrients that carry other nutrients or travel it to the organs. Dehydration happens when you don’t get enough water.


5) Hyperventilation:


Hyperventilation is a condition in which you start to breathe very fast. Low CO2 levels narrow down the blood vessels which becomes a cause of sudden loss of consciousness.



Sudden loss of consciousness can be a reason for problematic health issues, so yeah its a suggestion kindly manage your water intake. Also, make sure you go for regular checkups. Take note of this particular blog and understand the needs. otherwise, you create a problem for yourself. If you are manging it then consult a good doctor about the issue so they can help you easily. Don’t you know it is really quick and easy to get doctor appointment booking? Well, if not, hurry-up book an online appointment quickly. You can schedule a doctor’s appointment without waiting in line and wasting valuable time.


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