Unstick your shoulders, triceps and spine using this one-minute mobility exercise, according to a personal trainer.

It’s perfect for warming up before arm day or whenever ... Stand with feet shoulder-width apart and hold a long resistance band or mobility stick in front of your thighs. Lift the band in ...

"A proper warm-up loosens tight muscles from sitting and ... Your palms should be facing you. Raise the band to shoulder height, and engage your shoulder blades and rear delts.