Add Yahoo as a preferred source to see more of our stories on Google. The latest musically inspired fitness challenge to hit the internet involves a song called 'Bring Sally Up', which involves ...

In this fun (and brutally intense) video, my girlfriend and I take on the viral "Bring Sally Up" squat challenge to test our leg strength and endurance. With every beat of the song, we push ourselves ...

Distance runner Elijah Orr pushes himself to his physical limits on his YouTube channel, where he puts himself through physical challenges like David Goggins' run-pushup-run routine, the One Punch Man ...