nap and then i play until 10:00 p.m. after eating some more, i continue to play until 3:00 a.m., and then i go to bed. >> so here, boys are learning basic life skills like washing clothes and making their beds and games to challenge their minds and bodies. they tell us tao's program helped relationships with their families and when they leave, they'll spend more time in the real world. up next on "vital signs," video games like you've never seen them before. >> there's no medication to it. this is a game. >> it's a digital medicine. at db from leaving me at a higher risk of stroke. that'd be devastating. i took warfarin for over 15 years. until i learned more about once-daily xarelto®... a latest-generation blood thinner. then i made the switch. xarelto® significantly lowers the risk of stroke