Double knee jump - Fit People

Jumping jacks - Fit People

Jump rope double jumps - Fit People

Exercise step - Fit People

Crunches - Fit People

3-point lunge - Fit People

Lunges, arms up - Fit People

Single-leg deadlift - Fit People

Walking lunges with weights - Fit People

Hip raises on forearms - Fit People

Side plank with legs stretched out - Fit People

Diamond push-ups, hands at knee height - Fit People

Balance plank - Fit People

Prisoner lunges - Fit People

Pull-ups - Fit People

Sideways scissors - Fit People

Chair squats - Fit People

Push-up plank - Fit People

Lateral hip raises - Fit People

90-degree squats - Fit People

Why It's Almost Impossible to Jump Higher Than 50 Inches