Watch S.T.R.O.N.G. Season HD Full Free on solarmovie.do. Watch S.T.R.O.N.G. tv series online free. The show will feature ten men and ten women looking to improve their fitness who will be paired with...The show will feature ten men and ten women looking to improve their fitness who will be paired with trainers specializing in strength and conditioning. Like with The Biggest Loser, the series will chronicle the contestants' transformation as they get eliminated until a winner is named.