Barefoot in a yoga studio in Lebanon's capital Beirut, a couple dozen actresses raise voices and stretch bodies that had grown used to being quiet and still.

"Go on," they cry as a clapping exercise speeds up, and they fill the room with whoops and uninhibited yells.

But these women aren't professional actresses. In fact, they're refugees from Syria, and this production of the Greek tragedy Antigone is a project designed to help them deal with their trauma.