The BEI Presents Live Exercise Webinars to Support Your Wellbeing. Email the BWHBEI@bwh.harvard.edu for more information and how to access live and recorded classes. The instructor will guide you through basic stands, punches, kicks, blocks, and forms (kata), learn how to properly breathe and balance your body while in motion. Note: Class times subject to change. Registrants will be sent the most updated class schedule by the Monday of that week.