আল্ট্রা-প্রসেসড ফুড কী? মানুষের স্বাস্থ্য-সমস্যার সঙ্গে এর কি কোনো সম্পর্ক আছে?

File photo dated 9/7/2014 of a pile of cheeseburgers and french fries. Harnessing the rebellious streak among teenagers may help efforts to get youngsters to cut down on junk food, a study suggests.. Issue date: Monday April 22, 2019. Researchers in the United States reported that altering the way teenagers see adverts for fast food companies can lead to a change in dietary choices. See PA story HEALTH JunkFood. Photo credit should read: Dominic Lipinski/PA Wire Source: AAP / Dominic Lipinski/PA/Alamy