Olympian Allyson Felix was scared to reveal her pregnancy while professionally chasing gold. "I always knew I wanted to become a mother at some point, and I also had this career I loved," Felix, 40, said on the Wednesday, February 25, episode of Woman's World's "What Matters With Liz" series. "It was a physical career, and I wasn't sure when that would happen. I also saw a lot of friends, colleagues and teammates struggle through motherhood as athletes. I thought if I accomplished enough, maybe, I wouldn't face those same challenges." She continued, "I waited until I had accomplished a lot.