If I try to explain to my elderly male patients why prostate cancer screening doesn't always help, or inform young adults that antibiotics aren't necessary for most sinus infections, it would take much more time than the 15 minutes that I can give for a routine office visit.

CNN: Doctors and patients should talk more, test less

And echinacea's ability to prevent (rather than improve) colds still isn't fully understood, says Jordan Josephson, MD, a sinus specialist at Lenox Hill Hospital, in New York City.

CNN: Echinacea fails to curb the common cold (again)

Makower explored the possibility of sinus surgery, but doctors have told him that his condition isn't bad enough to warrant that.

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