Yoga Fitness Flow - TEN different ways you can plank for a full body workout! Complete tutorial at physicalkitchness. - Get Your Sexiest Body Ever! …Without crunches, cardio, or ever setting foot in a gym!
10 Lazy Girl Exercises You'll Wish You had Known Sooner
Meet the sit-up's smarter sibling. Less than 10 minutes of planking a few times a week flattens abdominals more effectively than a thousand crunches can, says Geralyn Coopersmith, the global director of performance and fitness training for Nike