Lunge

Body Position: 
  1. Take a big step forward, heel touching the ground first. 
  2. Lower upper body towards the ground until front knee reaches 90˚
  3. Upper body remains straight throughout the motion
  4. Now, push upwards through the heel of front foot and take a big step forward with the other leg, heel touching ground first
  5. Lower upper body until front knee reaches 90˚

Targeted Muscles

  • Quadriceps
  • Hamstrings  

RECOMMENDED LINKS

Positions: 
Take a big step forward, heel touching the ground first.
Lower upper body towards the ground until front knee reaches 90˚.
Common Errors: 

The back remains convexly curved – no straight line.
Weight is maintained on toes instead of heels, thereby pushing knee over toes.

Video: