2012: NFL Cheerleaders (52 images)

An Arizona Cardinals cheerleader performs during the Cardinals-Oakland Raiders pre-season game at University of Phoenix Stadium in Glendale, Arizona, August 17,2012. The Cardinals beat the Raiders 31-27. UPI/Art Foxall

Baltimore Ravens cheerleaders laugh as they wait to perform as the Ravens play the Detroit Lions at M&T Bank Stadium on August 17, 2012 in Baltimore, Maryland. UPI/Kevin Dietsch

Baltimore Ravens cheerleaders perform on the sidelines as the Ravens play the Detroit Lions at M&T Bank Stadium on August 17, 2012 in Baltimore, Maryland. UPI/Kevin Dietsch

A Denver Broncos cheerleader performs at Sports Authority Field at Mile High on January 1, 2012 in Denver. UPI/Gary C. Caskey