From CNN.

The average person gets two to four colds a year. With all the missed school and work, that adds up to an economic impact of about $40 billion, according to some studies. So why haven’t we cured the common cold yet? CNN Medical Correspondent Meg Tirrell explores the science and history with two expert guests: Dr. Arnold Monto and Dr. Gary McLean.

Listen to the full episode on CNN’s Chasing Life podcast: https://swap.fm/l/clsgyt121225

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