A trainer shares 4 quick standing moves to fight muscle loss, boost balance, and feel younger after 40—no gym needed.

Trim your waist with 5 joint-friendly standing moves that target obliques, boost calorie burn, and tighten your core after 40.

Body-weight exercises include push-ups, squats, planks, and walking lunges. They are helpful for building functional strength and muscle.

Weighted ab workouts are growing in popularity, and for good reason. They promise to build stronger, more defined abs than bodyweight training alone, and crucially, the science backs this up. Studies ...

A stomach bulge during sit-ups may mean diastasis recti or a hernia. Both conditions are treatable, often with exercise or medical intervention.

If you don't like lying on the floor for core workouts then you'll love this all standing ab routine. All you need is a pair of dumbells and these five moves.