Healthy Reason to drink a Glass of Warm Water a Day According to health and medical experts an average person should drink daily 8 glass of water daily to stay fit and healthy. Water has several health benefits but drinking it warm may add an extra health benefits to your body. The common health benefits of drinking warm water includes as it helps to cleanses and promote digestion, cures constipation, promote eye health, responsible for healthy skin, improves blood circulation etc. Here are the 10 Surprising Health Benefits of Drinking Warm Water.