How I got my 89-year-old dad to crush it in the gym
(LA Times Music)

`Exercise? I get plenty going to Costco for free samples.` For decades, my dad got a laugh with that line. But last year, as I watched him shuffle along with halting, rickety steps that barely cleared the ground, it wasn´t funny anymore. Over the last few years, Norm Wallack, 89, of Lakewood, a...