Dr. Hunt also adds the large and lovable St. Bernard to the list of smartest dog breeds. Known for their ability to rescue ...

The low-energy, big-eared pups are probably the cutest roommates you could have. Plus, they never leave dishes in the sink.

How did I get here: 67, child- and partner-free? Statistics tell us that women without children and a life partner are happier, richer, more sociable and likely to live longer.