I'm promoting this book because I feel that it offers all the right hormonal advice so you can take control of your hormones easily, while still being able to breastfeed! (breastfeeding-babies.com)
Only a very slight percentage of women have the right genetic potential and the right hormonal environment to sustain a large muscular frame. (fitnessandpower.com)
You need enough carbs and fat to energize workouts and create the right hormonal environment for muscle building — but more carbs or fat than necessary can make you put on unnecessary fat weight instead of muscle weight. (lifesum.com)