Kourtney Kardashian's Surprising Pregnancy Journey: What She Revealed

Before hinting she wasn't "careful" about preventing pregnancy, Kourtney Kardashian recalled thinking she was expecting every month.

"Do you know, every month I think I'm pregnant? Then I'm not," Kardashian, 47, said on the Thursday, November 12, episode of The Kardashians. "But I consistently get my period again after breastfeeding."

Kardashian recalled being confused about her reproductive health.