Lift your shoulders and legs off the ground, keeping your lower back pressed into the floor. Hold for 20 seconds. Rest 20 to ...

The amount of time it takes to develop visible ab muscle will depend on your fitness level, diet and more.

10 min abs workout with no equipment. For more workouts and programs, check out my app Core by Chloe Ting ‘Enough is Enough’: Congress Faces Double the Threats US rock band fires bassist for ...