If pregnancy doesn't occur for several cycles, the lining continues to increase in thickness until cysts form in it. 如果母猫在几个发情期内都没有受孕,那麽子宫内膜会继续增厚,直到形成囊肿。
To ensure a healthier pregnancy, the report also urges doctors to counsel women to lose weight before conceiving. 为确保一次更健康的怀孕,该报告还敦促医生要劝告女性在受孕之前减肥。