Lunges
First starting position:

- lunge forward
- Keep the chest upright
- Both knees are slightly bent
Second version:

- Lower the back knee to the floor in a controlled manner
- You should have a 90 degree angle in both knees when the back knee touches the floor.
Third end position:
- Press back up over both feet to starting position until knees are almost straight
ATTENTION!
- Prevent the knee from collapsing inwards!
- In this exercise, several repetitions are done on one side and then switched