Millions of Americans work all day and worry all night, then wake up, get back on the ride, and do it all over again. As a yoga instructor who is also an entertainment lawyer, Kristen Rentz understands what it means to feel wound up and stressed out. She initially developed her YogaNap program to help herself deal with the physical and mental rigors of law school, and quickly found that her students and peers eagerly gravitated to her methods. Using...