While sit-ups and crunches are great for building strength and stability in your core, they aren’t essential. If you’re bored ...

While sit-ups remain popular at gyms, on social media and in fitness workout plans, they could do more harm than good for some people. Your core was designed for more than just flexing and ...

Sit-up haters, we've got a sit-up free workout ready and waiting for you to use—but if you love sit-ups, feel free to tack them onto the end of this five-move bodyweight routine. The one thing ...