Getty-images Forward vs backward lunges Primarily there are two types of lunges- Forward and Backward. In one, you have to move forward and in the other, you have to go backwards. Getty-images When you are a beginner Back or reverse lunges are more beginner-friendly as it is easier to control the body movement when you take a step back. Getty-images When you are suffering from knee pain You have to put less stress on your knees while performing reverse lunges as it is easier to form a 90-degree angle between your thigh and calf. pexel Why are forward lunges difficult?