The Valsalva Manoeuvre it used for many purposes and in diving is often taught as the formative equalising technique for many new drivers.

When performed correctly and in a relaxed manner it remains very effective for a lot of divers but if performed in a forceful manner can cause a rupture to the membrane of the round window which can cause vertigo, tinnitus and even deafness.

Learn more about different equalisation techniques on your PADI Divemaster. Book Now and Ignite Your Life today!