It is high recommended to at least partially replace sugary drinks with pure water, as it is an incredible easy way to cut your calorie intake. When it comes to weight loss, water is your best friend. It is calorie-free and helps you burn more calories and suppress your appetite if you drink it before meals.Health experts commonly recommend drinking 8 glasses of water per day.The Unimeal app has a handy water tracker right on the Diary tab. Simply tap on the glass and it will be marked full! As recommended by experts, you’ll have 8 glasses per day to mark.