If you have eat a heavy, spicy, oily food and feel acidy in stomach, then drink a glass of boiled [not hot] water by sipping.YOU will get immediate relief from acidy.
HOT WATER FOR OBESITY: Boil one glass[200ml.]water. Sip it just like you drink tea after each eating. Rember you should drink it boiled not hot. It control obesitty colostrol and b.p.without any diet control and exercise.