Dive into the thrilling world of record-breaking planks combined with hula hooping by Reger and Andrea Hulamyhoop.
Using sophisticated robotic models, researchers discovered that a narrow waist and wider hips, an hourglass figure, provide an optimal surface for the hoop to maintain a stable spin. The study ...
Personal trainer Mike Chang, who runs the fitness program Flow60, swears by elevated push-ups and squats for beginners.