
Swine flu vaccines have little support among TV and radio hosts such as Bill Maher. He declared on his HBO show "Real Time With Bill Maher" that he "would never get a swine flu vaccine or any vaccine."

Bill Maher will have an uncensored forum for political debate for at least two more seasons on HBO, where his viewership gross is the highest in three years. (HBO via Associated Press)

Bill Maher will have an uncensored forum for political debate for at least two more seasons on HBO, where his viewership gross is the highest in three years. (HBO via Associated Press)

While Bill Maher leans left politically, he gives his conservative guests on "Real Time" ample opportunity to express their views. Those who have appeared offer some survival tips. (HBO via Associated Press)

"Real Time," hosted by Bill Maher, isn't a place to not know your stuff so come prepared to engage the other guests and defend your views, say those who have been on the show. (HBO via Associated Press)

FILE - In this Feb. 24, 2011 file photo, Bill Maher, host of the HBO show, "Real Time with Bill Maher," arrives at the The Hollywood Reporter Academy Awards Pre-Party in Los Angeles. The satirist has a deal for "The New New Rules," to be published by Penguin Group (USA) in November. (AP Photo/Dan Steinberg, file)

Comedian and television host Bill Maher, right, looks on as Hollywood Chamber of Commerce President/CEO Leron Gubler begins a ceremony to award Maher with a star on the Hollywood Walk of Fame in Los Angeles, Tuesday, Sept. 14, 2010. (AP Photo/Chris Pizzello)