Add Yahoo as a preferred source to see more of our stories on Google. Joel Sorrell/Getty Images Lunges are a simple exercise to strengthen the lower body and core, with or without weights. Proper form ...

Lunges are a key exercise for runners because they are a unilateral movement – ie. one leg is dominant and so replicates the running gait. When we run, we use just one limb at a time to continuously ...

If you don’t feel as strong as you once did, it’s not surprising. Everyone loses muscle mass with age. Muscle weakness in the legs can make it difficult to get up from a chair, walk, or climb stairs.

Squats and lunges are both effective moves that are commonly included in lower-body workouts — but they’re not interchangeable. Each one challenges your muscles in a unique way that translates ...