Bad sleep and a PR

I had a bad sleep last night. For some reason, my body couldn't seem to find the best sleeping position. I barely got any decent rest. By 4 A.M., I was already awake. Going back to sleep felt hopeless, so I read a chapter of my current read instead. A few minutes past five, I decided to just go for a run. I thought about doing an easy run or a PR attempt, and eventually chose the latter. I was…