* Weirdest world records of 2012. Because completing a triathlon alone is just not enough. (Take that Quad champs!)

* Might as well JUMP! Why distance runners should do plyometrics

* Did you find a heart-rate monitor under the tree this year? Then you’ll want to read this to learn how to train with it.

* Suzy Favor Hamilton admits to “double life”

Video of the Week

This is long, but it’s worth your 5 minutes:

T-shirt of the Week

Available here for $27.