mandukasan(not for pregnant women) - kneel down(with feet pointing inwards,
and sit on the ankles/heels, Vajrasan position), breathe in
and breathe out completely
and hold your breath, pull the stomach in, press both your hands on stomach, bend forward as much as possible keeping the head straight, hold for 5 to 15 seconds and come back up while breathing in.Do this asan 3 times daily before meals, to stimulate the kidney and pancreas.