Weight gain, heart disease, type 2 diabetes, cancer, memory loss, depression, Crohn’s disease. The list of maladies linked to ultra-processed foods seems endless. Are those foods actually to blame? Here’s what we do—and don’t yet—know.
Two years ago, a study by researcher Kevin Hall made headlines when it reported that ultra-processed foods led people to overeat and gain weight. Hall and others are still trying to figure out what makes us overdo it. Here’s the latest.