Dear doctor, I am 33yrs old woman with a 5 yrs kid, my height is 157 cm and my weight is 80 kg, 7 months back I went to vlcc to loose weight ,I lost again I gained, as I start already walking on trade mill for 45 min in average speed of 5 km /hr,what else easy step I could take to loose at least 20 kg weight with modified life style and exercise