Do this exercise twice a day and your back won't hurt (2021) 1080p
See more by tags
Format : MPEG-4 at 4 558 kb/s
Length : 436 MiB for 13 min 22 s 400 ms
Video #0 : AVC at 4 326 kb/s
Aspect : 1920 x 1080 (1.778) at 50.000 fps
Audio #0 : AAC at 222 kb/s
Infos : 2 channels, 44.1 kHz