I am an 23 year old girl having a height 5.2 feet and 67 kg wight . There has been sudden increase in weight from last 4-5 months, earlier also i was overweight but lillte bit only 2 -3 kg more than my ideal weight . There also have been increased pigmentation over my neck area. I do regular work out and do proper dieting , i . e dont consume fatty foods still cant loose wight. This is so depressing , dont know what to do . Please Help me .