How much weight to gain during pregnancy?

jeniferlopez Posted 2012-07-12 4:37 AM (#210635) Subject: How much weight to gain during pregnancy? Member Posts: 27 From 25 to 35 pounds of weight gain during pregnancy is normal for average women. In case, you are underweight then the weight gain must be more than 25 pounds and the range varies from 28 to 40 pounds. If you are expecting twins, double the normal ratio of weight gain and approximately from 35 to 45 pounds of weight gain is recommended.