By Diane Umansky
When many of us are peacefully slumbering, Paula McClure, the owner of a spa
in Dallas, is often jolted awake by what she refers to as her sleep
"The committee meets in my head at 3 a.m., and we run down a list of
problems: all the things I didn't get done that day, people I didn't call back,
decisions I'm worried about," she says.
The dark-of-the-night fretting may follow McClure into the daytime hours,
often making her feel emotionally paralyzed. "My...