By Sana Shaikh

BHMS and Yoga Trainer

26 September 2021
Medically reviewed by
Dhanashree Padhye
MA (Psychology)
Why Staying Hydrated is Important
Table of Contents


Just as fish can’t live without water, neither can humans. The cells of our body comprise completely of water. In fact, even if the water compositions in our bodies dropped to 60% from the 70% that it is, we would cease to exist.

The proteins and carbohydrates are metabolized and transported in our bodies by water in the bloodstream. Increasing brain power to improve the immune system, boosting heart health to regularizing  body temperatures, is one of the many functions of water. Water also helps in making bones stronger

How Aqueous Are We? 

Our lungs along with muscles and kidneys are the most-watery organs of a human body. The former is made up of 83% water, while the latter two are almost 79% water. The brain and heart are 73%, whereas the skin consists of 64% water. Surprisingly even the bones are made up of 31% of water.

Water Consumption Our Body Needs

It is worth noting that all of the water required by a person does not have to come from only drinking liquids. A reasonable amount of water demand of the human body is fulfilled by the food we eat.

To stabilize the body's energy level, our body needs a high water content level. This energy must be required for lifting weights and regular exercise which could be the best routine for a healthy life.

Why The Body Needs Water?

  1. Blood that is used to carry oxygen throughout the body is 90% water.
  2. Water regularize secretion of hormones and formation of neurotransmitters.
  3. Cartilage in joints and spine-disc is 80% water. Water is necessary for their lubrication and for shock-absorbing ability to function properly.
  4. Saliva that helps in digestion and keeping the mouth moist is made up of water.
  5. When a body is heated up, water stored in the middle layers of skin comes to the surface and evaporates to maintain the body temperature.
  6. Water controls the acids in bowels so that the digestive system works properly.
  7. The minerals and nutrients dissolve in the water and reach different organs they are intended to reach.
  8. Regular water consumption prevents kidney that is used to regulate different fluids from damage.
  9. Water also helps keep your skin healthy and prevents skin infections and premature wrinkling.  (Ng, M., Defend Against Dehydration)

Signs Of Dehydration

We get thirsty and start feeling dehydrated as soon as 1% of our body water is lost. These are the first symptoms implying that the body needs water. Some of the symptoms of dehydration have been mentioned below.

  1. Feeling thirsty
  2. High body temperature
  3. Dry mouth
  4. Fatigue and irritability
  5. Irregular heartbeat
  6. Constipation
  7. Dizziness
  8. Dry skin and sunken eyes
  9. Cramps, headache and joint pain

If any of the symptoms are visible in an individual, it is advisable to drink water or any fruit with high water content at the earliest. (Narla, A. and Mohandas, N., 2020)

Tips To Stay Hydrated

Being hydrated is of utmost importance as it plays a pivotal role in almost every body function. Following are a few habits that would help to keep yourself hydrated throughout the day. Follow some nutritional diet that includes food with high water levels like watermelon, oranges, and pineapple.

Drink fluid: Drink water and other fluids regularly. Coconut water is another good option. Refrain from drinking beverages like coffee and tea as it will fasten up dehydration.

Eat High-Water Content Food: Include fruits and vegetables that are high in water content in your diet. Vegetables like cucumber, spinach, tomato, and fruits like watermelon, muskmelon, and peaches have a high percentage of water.

Oral Rehydration Salts: ORS are easily available at pharmacies and can be bought without a doctor’s prescription. They boast of electrolytes and glucose in high concentrations. They can provide instant relief from dehydration during sickness or after a workout session. (Ng, M., Defend Against Dehydration)


Water is very much essential for the body to function properly. We should proactively try to keep ourselves well hydrated so that we receive all the benefits of water.

Along with hydration, there are many other benefits of water that the body will eventually get by maintaining a good level of daily water intake. Water helps you maintain peak physical condition and brain function. Inculcate a habit of drinking the required amount of water each day to enjoy all the health benefits that water offers you.

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