The term “knee extension” refers to the biomechanic where the leg forms a straight line. A few exercises exist that can target the upper leg to this extent.
30-Minute Lower Body Workout (Video)
/wp-content/uploads/2022/09/LEG-WORKOU
Hip Arthritis/Pain – 5 exercises to help
12 Best Oblique Exercises
A Physical Therapist Shares 4 Knee Exercises to Strengthen Quads
Trideer Exercise Balls Physical Therapy, 9 Inch Pilates Ball Between Knees for Physical Therapy, Mini Exercise Ball - Yoga Ball, Small Workout Balls for Core Strength and Back Support : Sports
5 at-home exercises for strong legs and glutes
6 Exercises to Strengthen Your Knees and Prevent Injury - Muscle & Fitness
I added the leg extension machine to my leg day routine — here's why it was a great addition
10 Knee Exercises & Stretches Stability, Support & Kneecap Tracking
10 Knee Exercises & Stretches Stability, Support & Kneecap Tracking
Knee Extension Exercises for Terminal Knee Extension - The Prehab Guys
Hamstring Workouts - Best Exercises for Muscle and Strength
Knee Extension by Silas Eisenback - Exercise How-to - Skimble