11. Digestion
Hot water is particularly beneficial for digestion. Studies have shown that drinking cold water during or after a meal can harden the oil present in the consumed foods. This can create a fat deposit on the inner wall of your intestine, which can eventually result in intestinal cancer. However, if you replace the glass of cold water with hot, you can avoid this problem. In addition, hot water is beneficial to digestion, which is what you want after a meal.