Though my oncologist was not thrilled with me quitting tamoxifen, she did give me her blessing. “Take a break and see how you feel. Just promise me that you’ll consider starting up again.” I stopped taking the pills and within a few weeks noticed an improvement in my energy level. My hot flashes were less frequent, weight management a bit easier. Running, my favorite leisure activity, stopped feeling like a chore. I couldn’t quite ratchet my pace back up to pre-cancer levels, but I could finally hold my own with my running buddies again. I harbored a small hope that stopping the medicine would put me back into my previous ovaries-still-in-action hormonal state of being. Sadly, aside from one scant period right after I abandoned the drug, my body stayed stubbornly stuck in menopause. My symptoms weren’t nearly as bad as they’d been on tamoxifen, but they were still there, mocking me. I started to have doubts about my decision. The drumbeat of, “What if?” reverberated in my ...