Off-Track Sweating

Bikram Yoga, West 72nd Street
You could not pay me to do this. Not only do I shun classes, but this one goes against my staunch belief that no enclosed space should ever include more than two pairs of bare feet at once.
(Plus, their website abuses the apostrophe by using it to pluralize the days of the week — a crime even more egregious than mass barefootery.)