Nutrition is important. Vegetables, condiments, clean drinking water, meats, pulses, breads, flour, cereals must be home grown or picked up from vendors on the streets never from malls or packaged ones. Lunch should be 4-5 chapatis, dal 2 oz, sabzi 2 oz. One or two bowls of meat with chapati and rice twice a week. Butter jam spread on toasted bread. No junk food ever. Only home or self cooked. Tea or coffee for beverage.