It’s a great time to get old!” That’s what my husband, Peter, says.He’s right. And getting old is—as the saying goes—better than the alternative. I was thinking this while waiting for my father to get a pacemaker.My father had no idea he needed a pacemaker until two days before he got one. They had been monitoring his heart because he was suddenly so tired that he was getting winded going up a flight of stairs. My dad typically climbs a lot of stairs, so this was not a good development. The monitor revealed that his heart was beating much more ...