Muscles; Hamstrings, Quads, calves and gluts
Great exercise for balance and strength.
1. With your leg, step forward about three feet until your thigh is parallel to the floor .The opposite knee is nearly touching the floor.
2. Then forward step into to start position without touching the floor.
3. Extend the raised leg into lunge position to the floor, repeat with other leg, either walk back or carry on going forwards.