2 ms·Drink hot water and go for one hour early morning walk;by known 10y agoDrink hot water and go for one hour early morning walk;fsiefken 10y agowhy hot water, I read that cold water burns some calories as well?ars 10y ago> I read that cold water burns some calories as well? Not very many. An 8oz cup of water at 40F burns 2.1 calories to warm up to body temperature.