Backwards Bent Leg Wrestling

Tandem Leaning: Tandem Stretching & Strengthening

Read the introduction.
Lay side by side with your tandem partner, bend your leg that is adjacent to them as they do the same, and place your bent leg up against their bent leg.
Use your your knee to lean into them as they do the same.
Push their knee down to the ground as they lean into you.
Keep leaning into them as they take your knee down to the ground.

Isometric	Your lateral quad is isometrically contracting as you and your partner lean into each other.
Concentric	Your lateral quad is strengthening as you push their knee down toward the ground.
Eccentric	Your lateral quad is resistance stretching as they push your knee down toward the ground.
Reciprocal	The same holds true for your tandem partner.