“And it’s getting more and more obvious.

And I know I’m stumbling around on stage.

According toMedlinePlus, Charcot-Marie-Tooth disease is known as the “most common inherited disorder” involving the peripheral nerves.

Alan Jackson looks at camera

Symptoms also vary in severity from person to person.

“It’s not going to kill me.

It’s not deadly,” Jackson toldTODAY.

Alan Jackson on stage