A small cry makes its way down the upstairs hall of my quiet town home. My eyes flutter open. I fumble for my phone perched on my nightstand. I touch the screen. It’s 3:46am. The cry gets louder, more earnest. I swing my legs over the edge of my bed, slip on my robe, and take a deep breath. Pain. A dizzying throbbing in my left ear, whooshing over my ear drum. A deep ache meanders down from my elbows to my finger tips. My mouth is a desert, my legs feel heavy, and as I finally steady myself enough rise and shuffle down the hallway, my knees click and…