Personalized Exercise Class Eat Sleep Fitness Repeat Quote Youth Long Sleeve T-Shirt. Exercise quote for someone who loves going to the gym or staying fit by biking or running says eat sleep fitness repeat on this Youth Long Sleeve T-Shirt - Black youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)