It was just feeling a little strange, like a little spasm, Dion told BBC News.
My voice was struggling, I was starting to push a little bit.
The superstars Las Vegas residency ran across 16 years and earned more than $680million.

Celine Dion told BBC News she is planning a new Las Vegas show.BBC
Now she says she plans to return to that same stage as soon as she feels physically able.
She told the BBC: Ill be on stage.
I dont know when exactly, but trust me I will scream it out loud.

Her other aim besides performing again is to raise money and awareness for the condition that has ailed her.