User blog comment:Angel of death 77/New skyrim details/@comment-4224126-20110817025208/@comment-96.19.141.77-20110818175144

Laugh lines are wrinkles, the little lines that show up when you make a big smile. Oblivion had FRIGHTENINGLY smooth-skinned old folks, so I think this is a step in making face models more realistic and less uncanny valley.