Gallon water bottles are one of the best ways to maintain your hydration. There are several kinds of gallon water bottles and customizable options. Staying hydrated is one of the more difficult daily tasks to keep up on. Your body loses water while sleeping, so you always start your day about 10% dehydrated. Whenever you sweat or cry, you lose a significant amount of water. You've heard that you need to drink more water, but it's hard to remember to drink when you don't feel thirsty. Many people go about their day without even realizing they're dehydrated