No Time Like the Future for Michael J Fox: An extract from his autobiography

Michael J Fox: The 59-year-old actor was diagnosed with Parkinson’s disease in 1991.
I’m going down.
It’s a flash fall. Vertical to horizontal in a blink. I twist my head to save my face from collision with the kitchen tile. What the hell just happened? I rise up on my right elbow, expecting to shift my weight to the left and push up onto my feet. Surprise: I can’t feel my left arm. As my shock subsides, it’s clear that I need help. Slithering forward on my belly toward the wall-mounted phone, I am a one-armed commando crawling under the table, across the floor, and through a thicket of chair legs, dragging a sandbag of a left arm that remains unresponsive and unavailable.