The results of this study from Norway echo those from Canada and the UK regarding the increase in incidence of young people with Anorexia Nervosa following the COVID-19 pandemic.  Possible reasons are explored.

Surén, P., Skirbekk, A. B., Torgersen, L., Bang, L., Godøy, A., & Hart, R. K. (2019). Eating Disorder Diagnoses in Children and Adolescents in Norway Before vs During the COVID-19 Pandemic. Primary care.

https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2794170?guestAccessKey=09579f72-27ce-4390-bd12-efe30da4ee0c&utm_source=silverchair&utm_campaign=jama_network&utm_content=ped_weekly_highlights&cmp=1&utm_medium=email