Well, I did a number to my back and neck last year.
So bad that they keep going out of place on their own without much interference from the one at the controls.
(Never move objects that weigh twice your body weight by yourself.)
I’m familiar with the “never lift” adage. But when you live alone, you don’t have much choice. I’ve learned what I can do and get away with, and what I can do and pay the price for. Today’s little foray falls into the latter category. I just turned the mattress on the bed. Queen-sized. :oO