The relatively narrow human birth canal presumably evolved as a "compromise" between its abilities for parturition, support of the inner organs, and upright walking. But not only the size of the birth ...

The shape of your pelvis can have an impact on the ease (or difficulty) of vaginal birth. However, many other factors play a role, too. Share on Pinterest Your pelvis is a group of bones located in ...

CHAPEL HILL, N.C. – By the age of 20, most people have reached skeletal maturity and do not grow any taller. Until recently it was assumed that skeletal enlargement elsewhere in the body also stopped ...