10 Major Side Effects of Not Drinking Enough Water | Experts’ Explanation

10 Major Side Effects of Not Drinking Enough Water | Experts’ Explanation

Want to learn about the side effects of not drinking enough water? If so you are not alone. Nearly 80% of an individual’s body consists of water. It is essential for every organ, neuron, and tissue in our bodies to function properly, which is why it is important to drink enough water every day. 

Dehydration and adverse symptoms such as exhaustion, headache, reduced immunity, and dry skin will occur if you don’t drink enough water. In other words, you are going to face long-term problems. In this article, we’ll discuss 10 negative effects of not drinking enough water. So let’s dive in. 

10m Negative Effects of a Lack of Water In The Body


Our heads are always the first—or at least the most visible—parts of our bodies to show signs of dehydration, which manifest as mild to extreme pain. Dietitian Dana Hunnes, RD, Ph.D., an adjunct professor at UCLA Fielding School of Public Health, explains, “The blood vessels around our brains are very responsive, so if you don’t drink enough water, they can respond to the shift in blood volume, which may increase the possibility of a headache.”


When the digestive system doesn’t get enough fluids, it struggles, which usually manifests as constipation. And the more fiber you consume, the more water you’ll need to drink because fiber takes water to digest properly. You can feel bloating and gas in addition to constipation if you don’t take it. You also require water for the production of saliva, which is essential for overall gut function. Digestive processes begin in the mouth.


You may be tired for a variety of reasons in 2021, making it difficult to link this symptom to dehydration. Even so, the side effects of not drinking enough water are fatal one of the common signs is you will be tired all the time.  She believes this is due, at least in part, to increases in blood volume caused by water shortages. If you’re in a funk, a glass of water could be a safer first step than a caffeinated beverage, which might dehydrate you even further.


Dehydration can also cause you to feel hungry until you realize you’re thirsty. Both impulses originate from the hypothalamus, so the wires may cross as a result.s due to the fact that both impulses originate from the same part of the brain, the hypothalamus, and wires may become crossed. If you know you’ve just eaten and shouldn’t be hungry again, it’s worth drinking water before eating to avoid unhealthy snacking. 

Impaired Brain Function

When it comes to brain wellbeing, remaining hydrated is our top priority. Even a mild dehydration-induced loss of body mass can affect the brain. During a long drive, mild dehydration increased the probability of minor driving errors. This is a result of research. 

Bad Mood

Nevertheless, the lack of adequate hydration may have negative effects on your mood as well. Since the body needs water to produce hormones and other neurotransmitters, it’s no surprise that dehydration may trigger mood swings.


If you have dehydration you will feel overheated, particularly in hot environments. Try raising your glass instead of lowering the thermostat if you’re feeling hot because perhaps you just need more cooling fluid. According to research, every man should drink 3.7 litres of water every day, whereas women should drink 2.7 litres. 

Muscle Cramp

Sweating can cause a drop in plasma volume as well as electrolyte levels (sodium and potassium), which can lead to exercise-induced muscle cramps. It is a clear indication of dehydration. So you are going to face this severe problem if not drinking enough water. 

Drop-in Blood Pressure

For the lack of enough water, dehydration occurs. When we are dehydrated, our plasma volume drops, which is the liquid portion of our blood that holds proteins, and our blood pressure drops. It is a dangerous symptom for heart patients especially. 

UTIs and Kidney Stones

This is horrible for kidney patients especially. If you are prone to kidney stones or UTIs, you are likely not drinking enough water to flush out bacteria and stone-forming minerals as you should. It clearly indicates that if you don’t drink enough water, your kidney damages gradually. Also, dehydration leaves your skin looking dull, ashy, and less elastic.

Side Effects of Not Drinking Enough Water | Final Word

So are you clear enough about the effects of not drinking enough water? Keep in mind one thing, water is the other name of life. So you should be careful about drinking enough water regularly, I mean every day. Bring a reusable water bottle with you this summer to avoid any of these side effects, but there are plenty of other ways to keep hydrated including drinking water. Fluids can also be used in smoothies, soups, milk, and fruits. You can also take these as an alternative to water. But drinking water is the first and foremost thing to maintain. 

We believe our article will help you to learn what problems are going to happen if anyone lacks enough water in his/her body. If you have any further queries, please leave them as a comment below. We will back to you soon. 

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