Dear Doctors: I’m a 68-year-old man who cannot remember the last time I awoke in the morning feeling fully rested. My friends laugh and say those days are long gone for people our age. Is this true? I have decent sleep habits in that I’m in bed reading by 9 p.m. and the lights are out by 11 p.m.
Dear Reader: Bring up the topic of sleep struggles at any gathering, and you are likely to start a livel…