10 MIN. BACK BURN - stronger upper & lower back / better posture/ no more back pain | Mary Braun

10 MIN. BACK BURN - stronger upper & lower back / better posture/ no more back pain | Mary Braun10:59

10 MIN. BACK BURN - stronger upper & lower back / better posture/ no more back pain | Mary Braun 视频的下载信息和详情

作者:

Mary Braun

发布日期:

2021/2/3

观看次数:

3.2M

简介:

This short ten‑minute upper‑body burner focuses on the upper and lower back while strengthening the core to improve posture; viewers can expect a vigorous, sweat‑dripping workout designed to build back muscles and overall strength.