Want a stronger core – skip the sit-ups - Harvard Health

Sit-ups once ruled as the way to tighter abs and a slimmer waistline. Now planks — exercises in which you assume a position and hold it — are the gold standard for working your core.

Do sit-ups help you lose weight around the stomach area? - Quora

Can't Sit With Legs Straight Out On Floor? Doctor Explains, 56% OFF

Alloy Personal Training Franchise on LinkedIn: Want a stronger core – skip the sit-ups - Harvard Health

Brad Mole on LinkedIn: Want a stronger core – skip the sit-ups - Harvard Health

Top 14 Post Pregnancy Exercises To Reduce Tummy Fat

Hard Core Training for Hard Work

Top 14 Post Pregnancy Exercises To Reduce Tummy Fat

Plank Ups Exercise Online

美军叫停仰卧起坐！中国人是否应该取消这项错误运动？