Weight training in old age can be helpful

Dear Doctors: My grandmother is 81 years old and still active. She comes to yoga classes at my gym, and we have a lot of fun. Now she wants to try weightlifting, but my parents are saying it’s not a good idea. Would it be dangerous for her?

Couldn’t it maybe be a good thing?

Dear Reader: When talking up the many benefits of beginning a regular program of resistance training and lifting weights, we t…