The great breast feeding (breastfeeding) and weightloss (weight loss) myth. Well, for those of us with the wrong genetics anyway! Adventures in Tandem Nursing Breastfeeding During Pregnancy. Myth. If your body fat is already perilously low, you will want to note that. This myth is my number one pet peeve when it comes to losing baby weight. Breastfeeding will make the baby weight fall right off. The ability to produce milk and breastfeed, along with body hair and live birth, It helps the uterus return to its normal size and diminishes blood loss. wrong, you want to fix the breastfeeding, not the weight, says Gordon. Breastfeeding myths can change the course of your individual. If youre exclusively breastfeeding and youre having trouble losing weight, talk.