No planks or sit-ups: This 5-minute Pilates routine targets your deep core to build strength and stability

Here are the four exercises to try.

Sit-ups vs. crunches—here’s which is better

Plus, which move is more effective for strong abs.

If You Can Do This Many Sit-Ups After 55, Your Core Endurance Is Exceptional

Sit-up test after 55: A board-certified wellness coach shares benchmarks for men and women, plus safe form tips to improve.
Runner's World

Switch Your Sit-Up With This Total-Body Exercise

To add this three-step Turkish get-up to your next core routine, sub it in anytime you might do a sit-up. Here’s how to perform it properly: Mallory Creveling is an ACE-certified personal trainer and ...
Tom's Guide

Skip sit-ups and crunches — this 10-minute deep core workout is pregnancy and postpartum safe

Fitness ‘I’m a Pilates teacher and these are the 6 core exercises I truly love and recommend for all ages and all levels’ Workouts I’m a personal trainer who works with seniors: These are the 4 core ...