How Long Before A Person Dies Of Dehydration (And Why)?

Exact Answer: 10 Days

Food is important for the survival of human beings and other living organisms. But, side by side water also keeps us alive because our body is composed of about 70% of water. Therefore, it is necessary to drink plenty of water during the day and stay hydrated.



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Dehydration is a problem caused to someone who does not drink enough water in a day. The minimum water that should be consumed should be about 2-3 liters. However, excreting 7-8 times in a day is normal for a normal human being. Make sure that your body is receiving enough water and stay hydrated.

How Long Before A Person Dies Of Dehydration

How Long A Person Dies Of Dehydration?

A minimum of ten days is normal for a human being to survive without drinking water or dehydration. Dehydration causes a lot of trouble especially to the organs and the brain which ultimately fails to perform thus leading to the death of the person.

It is said that during the night our body becomes dehydrated much faster than during the day. Therefore, students and youngsters who like to study late at night make sure that you keep a bottle of water on your study table and drink after a certain time.

You can get or receive a little amount of water from the foods that you consume but that water is not enough for your body and other internal organs to function. Therefore, you have to drink water even if you are not feeling thirsty.

Muscles start becoming weak and there is a feeling of headache and tiredness if your body is dehydrated. When your body is at an extreme level of dehydration point then you should consult with a doctor and indulge yourself in saline water or other electoral supplements.

Water contains a lot of minerals and other useful elements that are useful for the human body. Make sure that the water purifier you use should be able to keep all the useful minerals in the water so that your body gets all the necessary minerals and nutrients.

Why Does It Take That Long For A Person To Die Of Dehydration?

For most people, ten days is enough for a normal person to die of dehydration. However, some people could last for more than a few weeks without water. Death could occur only within a few days if a person stops drinking water and consuming food.

Your body needs the ideal amount of water daily because your internal organs need to function properly too. Constantly you are losing water from the body either by urinating, from stool, and sweat. So, your body needs to replenish the fluids that have been lost during the process.

There are certain conditions that decide the time takes to die of dehydration. Things like environmental conditions, activity level, age, health, weight, sex, and the level of food intake are some of the factors that might affect the level of dehydration.

In a hot climate, it is likely that you will lose water more by releasing sweat from your body. Therefore, more consumption of water is done in the process and thus your body will lose enough water and ultimately you will show symptoms of fever, vomiting, and other such kinds of things.

Just in case you should know that water is much more essential than food because without food some people could last even for some months. If you do not consume enough water then your cells will start shrinking. Your body will excrete less and eventually, your kidneys will stop functioning.


In the end, it is your health that matters the most. You should know how much food you should consume and how much water you should drink daily. Without water, you will most likely suffer from a stroke or even a heart attack.

Therefore, you can just imagine the importance of water consumption on a daily basis. Certain foods like cucumbers, watermelons, and other such fruits and vegetables provide enough water for a day. It is also important to excrete and urinate periodically. Proper balance is required because a certain change inside the body could lead to death ultimately.

Consult with a doctor if you are facing some kind of trouble. Do not ignore symptoms if you are suffering for a long time.  


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