5 Quick Tips that Never Fail to Make your Breasts Look Bigger. I hope you are already aware that any changes to your body do not take place overnight. If they are growing, they are growing constantly, and certainly grow overnight, just as your hair and nails do. However, it is unlikely that your breasts will grow. How to Make Your Breasts Grow Overnight Without Breast Surgery - The Big Secret! · 1. Wear a bra designed to push your breasts up. · 2. Put on. I started having full fat milk. · I started including more nuts, flax seeds and sunflower seeds in my diet. · I used to massage my breasts now and then. · I believe with.