Lack of sleep is common during pregnancy. Generally speaking, there is no reason to worry about sleep disturbances affecting the baby, unless conditions that limit oxygen supply to the fetus are diagnosed. To understand why you're experiencing these abnormal sleeping patterns and to learn how you can get some proper snooze time, click through the gallery below.

(First published in Good Housekeeping Magazine, Good Health, Health Check section as "Good Night, Preggy" in March 2010; adapted for use in Female Network. Photo by bozolev via Flickr Creative Commons)