42 x 42 in. (106.7 x 106.7 cm.) Subscribe now to view details for this work, and gain access to over 18 million auction results. Purchase One-Day Pass ...

We’ve all been there: holding at the bottom of a squat or plank, feeling your legs start to quiver like crazy. Congrats—you’ve experienced the burn of an isometric hold. These strength-boosting pauses ...

Isometric exercises like wall sits, planks, and glute bridges hold the body in one position for a set period of time. Muscles are contracted and engaged, but they don’t lengthen during the exercise.