Glenn Beck's gonna need more Vap-o-Rub

Here we go:

The global Muslim population stands at 1.57 billion, meaning that nearly 1 in 4 people in the world practice Islam, according to a report Wednesday billed as the most comprehensive of its kind.

Still about half-a-billion behind Christianity and it's popular "cafeteria" plan.

Although if Charles Krauthammer had his way...it would be 1.49 billion.