Generally, you can modify most lunges by adding dumbbells, kettlebells, barbells or even the TRX. If you're looking ... more intensely and challenges your balance. If you're focusing on glutes ...
Additionally, you can upgrade your stability and balance. With your form improved ... 3 sets of 10 to 12 reps on each side TRX curtsy lunges are worth your while. They help build muscular ...