"20/20" EXAMINES COMMON MYTHS, FRIDAY, AUGUST 17 ON ABC

True or false�? Dogs can smell cancer; never put plastic in microwaves; multitasking is more efficient; home alarms guarantee security? ABC News correspondents explore popular myths like these and others, as "20/20" continues its popular myth-busting series, "Myths, Lies and Downright Stupidity," FRIDAY, AUGUST 17 (10:00-11:00 p.m., ET) on the ABC Television Network.

"20/20" anchors John Stossel and Elizabeth Vargas, along with ABC News Correspondents JuJu Chang, Don Dahler, Bill Ritter and Deborah Roberts, look at a number of popular myths, including:

� Multitasking is more efficient

� Only-children are more spoiled and selfish

� Mosquitoes attack some more than others

� Never put plastics in the microwave

� Soap is soap

� Abdominal crunches will flatten my stomach

� A falling cat always lands on its feet

� Red cars mean trouble

� Home alarms guarantee security

� Dogs can smell cancer

"20/20" is anchored by Elizabeth Vargas and John Stossel. David Sloan is executive producer.