'Molly Tittle from Invoke Yoga & Pilates Studio does a seated abdominal crunch from Dr. Jeffry Life\'s newest book Mastering the Life Plan.' 

Tags: fitness , exercise , 5-Minute Fitness

SEE ALSO: I.G.Model , was , men s fitness , compl , 35 , juice , pregnancy week by week , Muskelaufbau , we , coach