When my entire body fell apart back in March , it took a while to for lots of physical therapists to untangle what was going on. My sacrum had been living out of alignment for months, and the pain was coming from someone putting it back in. My body kept trying to force it back out, so all the bones grinding together were making me pretty unhappy. However, all that pain was just a symptom of what was actually going on, and now that I'm on the other side and have mostly figured it out, I thought it might be interesting or helpful to talk about the process of rehabilitation. Here's what I thought I knew prior to the massage that brought my world tumbling down : I had been living with a very tight hip flexor and a very tight piriformis for months. When I ran, almost nothing bothered me, but when I stopped, everything clamped down and it hurt to sit for long periods of time. Fast running - like 400m repeat pace - made my hip flexor burn and lock up. ...