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

Información de descarga y detalles del video 10 MIN. BACK BURN - stronger upper & lower back / better posture/ no more back pain | Mary Braun

Autor:

Mary Braun

Publicado el:

3/2/2021

Vistas:

3.2M

Descripción:

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.