Ultra-processed foods (UPFs) pose a significant threat to public health and require urgent attention, according to global health experts. More than 40 experts from around the world published their research in top medical journal The Lancet, blaming UPFs for poor diets globally and a rise in diseases , from obsesity to cancer. "It's about the evidence we have today about … ultra-processed foods and human health," Carlos Monteiro, a lead researcher from University of Sao Paulo, said at an online