18 Things That Happen to Your Body When You Don't Drink Enough Water

You're always tired
Are you genuinely unsure whether you're a morning person or a night owl? If you find yourself struggling to get out of bed at all times of the day with a brain fog that follows you everywhere you go, then maybe it's worth having a glass of water or two. FatigueAnswers.com says that consistent dehydration can make your blood extra thick, which means your body has to do extra work to pump it round your body, meaning it can't focus on diffusing heat through your skin. The internal heat makes you sluggish, and makes it feel like your brain is running through treacle.