5 minute plank workout per day. Plank workout for Abs, Chest, Butt, Back & Core. Planking exercise for beginners.
5 Simple Exercises That Will Transform Your Body In Just 4 Weeks
The plank exercise requires no equipment, can be done almost anywhere, and works your entire body, especially those abs. Try this two-week plank challenge, and
Combine Sweat and Tech at Drill Fitness - Tribeca's newest sweaty studio uses cutting-edge technology during classes to measure performance, drive your progress and add a little bit of competition to every workout.