If you’ve been grinding on box jumps, squats, and plyos but your vertical isn’t improving, you’re not alone. The biggest mistake athletes make chasing a higher vertical is assuming more leg strength automatically means more jump height.
While getting stronger increases your potential, strength alone doesn’t determine how high you can jump. The real key lies in how fast your body can access that strength and apply it to the ground — that’s called Rate of Force Development (RFD).