By Mira Olson, Contributing Reporter
RIO DE JANEIRO - As the yoga class comes to an end, Coaracy Nunes, Blyss Yoga studio owner and instructor, guides his students into savasana: “face up, eyes closed, body completely relaxed.” He tells them to turn their attention solely to their breath. The space, the music, and the group energy are all fostering meditation—which is abruptly interrupted by hammering in a nearby building.
Nunes, always positive, then reminds his students: “Sometimes you really need to work to drown out the rest of . . .