HOW TO GET LEAN THIGHS: Tone your thighs and legs with these easy exercises you can do from the floor! Try these easy leg moves to tighten up your thighs from the floor, couch, or bed whenever you have a few extra minutes. Do 10 to 15 reps of each exercise in the order listed below, then switch sides and repeat. Perform this workout at least four days a week for results that help you slip right into those skinnies. Find the full leg workout and more fitness ideas here!