The young woman with long blonde hair is showing her wrist that has a few scars from a surgery.  Then she takes a neon green colored hula hoop and spins it around her body.  She demonstrates how to effectively use the hula hoop by holding the hoop up towards her chest.  Then she begins spinning with the hoop on her chest.  She shows how to spin the hoop and rotate the hoop around her body without dropping it down.  She continues showing how to properly rotate and spin the the hoop with her hands lowered next to her body.  Then she stops and twirls the hoop in her hand.