In the '80s America obsessed over kitchens: literally billions were spent on preparation islands, cherry-wood cupboards, customized appliance corrals and elaborate Viking ranges. But these days the attention of house-proud homeowners has marched down the hall to -- would you believe? -- the bathroom, which has suddenly become a place to relax, to exercise, even to entertain.
New bathrooms are twice the size they were two decades ago, roomy enough for the family dog -- and maybe a few family members -- to nap between dual pedestal sinks. They have added functions too: many are preferred sites for exercise equipment, paired...