Who said a killer core workout has to take forever? In just 10 minutes, this weighted ab workout will have you feeling the burn from your abs to your thighs. Using a dumbbell, we’ll spice up classic moves like crunches and Russian twists, adding resistance that’ll have you questioning why you ever did ab exercises without weight.

It’s fast, it’s fierce, and it’s perfect for anyone who wants strong, sculpted abs without spending hours at the gym.

Grab your dumbbell and let’s get to work—your abs won’t know what hit them!