How life decisions impact your face

Do the decisions we make in life and the things we go through impact how we look?  Or does it not make a difference at all?  Click the link below to read and look at soldiers before, during and after the Afghanistan war.

http://www.slate.com/blogs/behold/2012/10/17/claire_felicie_s_photographs_marines_faces_before_during_and_after_afghanistan.html