No, not sit-ups: Use this 5-move workout to strengthen your core and improve your posture instead
Sit-up haters, we have a no-sit-up workout ready and waiting for you, but if you love sit-ups, feel free to add them to the end of this five-move bodyweight routine. The only thing we recommend getting before you jump into core training is an exercise mat (like one of the best yoga mats), this adds … Read more