The Best Core-Strengthening Exercises For Yoga
Anyone who's taken an intermediate yoga class knows it's not all meditation and napping. A power yoga class is especially difficult and requires a decent amount of core strength. If you want to master the arm-lifts, where the only parts of your body touching the ground are your hands, then you might want to look into beefing up those abs.
5 in particular are very useful! Check them out at Greatist.