pregnancy and childbirth

Stephanie Mitchell/Harvard News Office |
Female lower back has evolved to accommodate strain of pregnancyAccording to a new study by researchers at Harvard and the University of Texas at Austin, women's lower spines evolved to be more flexible and supportive than men's to increase comfort and mobility during pregnancy, and to accommodate the special biology of carrying a baby for nine months while standing on two feet. |
pregnancy and childbirth links: |
Other pregnancy and childbirth storiesall recent pregnancy and childbirth stories» |