a man laying on a bed looking out a window

Prompt 1: a man performing sit-ups on a bed in a bedroom. he takes a deep breath and then starts doing sit-ups. as he completes the exercise, he sits up and looks around the room. is a simple yet effective demonstration of how to do sit-ups and stay fit.

Prompt 2: a man performing sit-ups on a bed. he starts by lying on his back and then sits up to perform the exercise. he repeats the process several times, and ends with him lying back down on the bed.