National Bestseller Ten years ago, Claire Dederer put her back out while breastfeeding her baby daughter. Told to try yoga by everyone from the woman behind the counter at the co-op to the homeless guy on the corner, she signed up for her first class. She fell madly in love. Over the next decade, she would tackle triangle, wheel, and the dreaded crow, becoming fast friends with some poses and developing long-standing feuds with others. At the same...