No one ever said running was easy. I not only get that, I embrace it. It's one of the many things I love about running--that dig-deep-gut-it-out-get-it-done feeling that comes with pushing myself through a really hard workout. 

But something's wrong. I've been struggling with my runs lately, even the easy recovery runs. Where normally I loosen up and hit my stride within the first mile, lately my legs stay weighted throughout the entire run. My lungs are fine but my ankles, of all odd things, are killing me. Both of them. They're stiff and inflexible and ache with each step. 

There are a few different things that could be affecting my running: