For 22 years, I ran around with small bags of saline water on my chest – a fact I shared with only a handful of close friends. I felt ashamed of having chosen artificial enhancement. I’m an outdoorsy mountain runner. At 56, I want to model aging naturally, but having breast implants ran counter to that. Now they are gone, thanks to explant surgery – implant removal without replacement. I decided to speak openly about going flat-chested so more women who face implant removal or mastectomy might consider staying flat. Like other women I spoke with who later had their breast implants removed, I originally got mine to fit a nearly impossible beauty standard: a thin body with round, fuller breasts. My little A-cups had risen to the occasion to nurse my two babies from 1998 through 2002. They literally vanished after weaning, as if my body absorbed every cell of breast tissue. I became flatter than my husband. My fit physique developed a masculine chest that made me view my body as tough and …