Older adults still need regular exercise

Dear Doctor: Our dad is 78 years old, and he has started spending a lot more time indoors and on his recliner. He’s in good health, but he says he’s getting too old for exercise to matter. What can we say to persuade him to become active again?

Dear Reader: Exercise is an important part of ongoing health and fitness, and, despite your dad’s feelings to the contrary, we never age out of our need for…