Yeah.... Breast pumping being mechanical will cause growth of what ever is under the domes.... irrespective of gender... I'm male and have been pumping for a couple years on and off and have grown from an A cup to a C...
here's the results... www.breastnexus.com/showthread.php?tid=16280
general theory is tissue grows faster in a negative pressure environment....
here's the results... www.breastnexus.com/showthread.php?tid=16280
general theory is tissue grows faster in a negative pressure environment....

