Share: Title:Advanced Athletics - How to stretch your Hip Flexor and Tips for a Tight Lower Back! Duration: 1:00 Plays: 139 views Published: 8 years ago Download MP3 Download MP4 Simillar Videos ▶️ 1:32 Advanced Athletics 139 views • 5 years ago ▶️ 0:19 Advanced Athletics - Isometric Pull-up 139 views • 6 years ago ▶️ 0:29 Advanced Athletics - The Finisher 139 views • 7 years ago ▶️ 0:25 Advanced Athletics - T - Raise 139 views • 6 years ago ▶️ 0:37 Advanced Athletics - Snap Down With Knee Resistance Band 139 views • 6 years ago