And if you’re not a fan of crunches (however hard I try, my neck just doesn’t like them) – a plank is a great alternative ... anxiety but never has one minute gone by so slowly before.

Who takes home the crown when it comes to core work’s two main players: planks (the ultimate game ... but still want to target their core. Doing crunches just one day a week can improve muscle ...

Unlike many other ab exercises, like crunches ... minutes and a new class will be released every Wednesday morning. By the end of it, you might be able to hold a plank so good you’ll be the one ...