If you’ve got lower back issues and want to up difficulty without adding pounds like I do, then this is the Workout of the Day for you. Today, the goal was to increase time under tension.

1. Unilateral Leg Curls 2. Cambered Bar Squats with Chains 3. Blood-flow Restriction Leg Extensions and Goblet Squats 4. Cable Pull-Through — click to see the sets, reps, and equipment I used for this leg workout so you can enjoy the same pump.