Dear Doctors: You had a column about frailty that got my dad’s attention. He’s 76, a former high school and college athlete and has always been strong. Now he’s got one of the signs you talked about: less grip strength. I read you can head off frailty if you start soon enough. If that’s right, how?
Dear Reader: The word “frailty” is commonly understood to mean physical weakness and fragility. Howev…