Why are scuba divers told not to hold their breath when ascending

What Is The Most Important Rule In Scuba Diving? (Never Hold Your Breath)

The most important rule in scuba diving is to never hold your breath. If you were to hold your breath, and in particular if you ascend whilst holding your breath, you will rupture your lungs. The worst case scenario for scuba divers to ignore this rule is death! Never hold your breath and you’ll be okay.

Scroll to top