The U.S. Preventive Services Task Force expanded recommendations for lung cancer screening from the age of 55 down to the age of 50, while smoking intensity has been reduced from 30 to 20 pack year history (meaning one pack a day for 20 years or two packs a day for 10 years). The new criteria is expected to increase eligibility from 6.4 million adults to 14.5 million, according to an editorial by University of North Carolina School of Medicine professors which was published in the journal JAMA. “There’s a huge need to diagnosing patients early,†Dr. David Carbone, an oncologist and lung cancer specialist at The Ohio State University Comprehensive Cancer Center, told USA Today.