Cyntia Nixon (one of the stars of Sex and the City) has just told People Magazine that she got in shape for the movie with regular gyrotonic exercises. Gyrotronics is getting lots of buzz these days. It's being called the pilates of the 21st century.

Elle Magazine says that,

While it looks like an instrument of torture, New Age fitness fanatics and body-conscious celebrities like Madonna, Gwyneth Paltrow, Teri Hatcher and Kim Cattrall call Gyrotonic the best new exercise-think yoga with resistance. It has
already taken off in trend-setting centers like New York, L.A. and London, and has spread through most of Europe, Australia and even Southeast Asia.