The second set should consist of heavier weights with half the amount of repetitions. When you are on your last reps you should add five pounds.Testo Vital One fun exercise is kickboxing. It is one great way to work many muscles and work up a sweat. A kickboxing routine will not only help you burn off a ton of calories, it will also be very effective at increasing your strength.Testo Vital Do box squats to increase the size of your quadriceps. Box squats are efficient exercises that will allow you to become stronger in a timely manner. Grab a box and put it behind you.