Side Plank – with a twist Post author:Tom Kalka Post published:February 2, 2014 Post category:Workouts The plank is a very popular way to test/measure the strength of the core. It’s a great exercise no doubt, but here is another type of plank that measures your core as well as your balance and stability. Try 3 sets of 10-15 per side. Tags: abs, alternative to plank, Core exercise You Might Also Like 2 great reasons to count during exercise class May 25, 2011 Exercise is still the best cure for stress October 26, 2010 Why should I do speed or track workouts? February 22, 2018