Back Squat - Downward Movement
1. Maintain a position with the back neutral, elbows high, and chest up and out
2. Allow the hips and knees to slowly flex while keeping the torso-to-floor angle relatively constant
3. Keep the heels on the floor and the knees aligned over the feet
4. Do not flex the torso forward or round at the back
5. Continue flexing the hips and knees until the tops of the tie is parallel to the floor