"Among teens, body image, social comparison and particularly sleep problems are more intense, have higher reach, and/or have more teens saying that IG makes it worse."

"NACNACNegative Appearance ComparisonThe measured harm of comparing one's appearance unfavourably with what one sees on the platform. Content is scored for it, so internal documents speak of "high-NAC" content and of NAC prevalence rising with time spent.Full entry ↗ prevalence increases with time spent overall, particularly among women." "HLM also suggests that among teens, body image, social comparison and particularly sleep problems are more intense, have higher reach, and/or have more teens saying that IG makes it worse. So arguably we should still be prioritizing these 3 things over problematic use."