• MAYO CLINIC RADIO

young girl blowing her nose in a kleenex

Mucus. It isn’t pretty, but it’s a frontline weapon in the fight against the common cold and sinusitis. On this week’s Mayo Clinic Radio, ENT specialist Dr. Erin O’Brien explains why.

Dr. O'Brien Also on the program, Mayo Clinic cardiologist Dr. Rekha Mankad answers listener questions about heart health. And Mayo Clinic urologist Dr. Jeffrey Karnes discusses the pros and cons of the PSA test for prostate cancer.

Myth or Matter-of-Fact: Humming can improve sinus health.

Mayo Clinic Radio is available on iHeart Radio.

Click here to listen to the program on Saturday, February 7, at 9:05 a.m. and follow #MayoClinicRadio.

To find and listen to archived shows, click here.

Mayo Clinic Radio is a weekly one-hour radio program highlighting health and medical information from Mayo Clinic. The show is taped for rebroadcast by some affiliates.