8 No-Brainer Tricks to Save Around 100 Calories in a Day

Never Leave Home Without a Water Bottle

You know that drinking water throughout the day can help you feel full and snack less, but studies show that this easy habit also helps regulate your ability to burn calories. Staying hydrated can increase your metabolic rate by as much as 30 percent, says Glassman. She adds that drinking 2 liters of cold water per day will burn about 95 calories (40 percent of which will be used to warm the liquid to body temperature).