1: "Try knee extensions to strengthen quadriceps."

2: "Consider calf raises to improve calf muscle strength."

3: "Perform leg raises to aid in knee stability."

4: "Engage in wall sits for improved muscle endurance."

5: "Incorporate hamstring curls to increase flexibility."

6: "Practice step-ups to enhance overall leg strength."

7: "Utilize seated leg presses to target thigh muscles."

8: "Try lunges to improve balance and coordination."

9: "Consider bicycle crunches to strengthen core muscles."