Comments on: Going to Dark Places: On Mental Toughness in Running https://runblogger.com/2010/06/going-to-dark-places-on-mental-toughness-in-running.html Running Shoes, Gear Reviews, and Posts on the Science of the Sport Tue, 15 Jun 2010 01:16:00 +0000 hourly 1 https://wordpress.org/?v=5.7.12