AUTHOR= Frontiers Editorial Office TITLE=Retraction: Overweight and Cognitive Performance: High Body Mass Index Is Associated With Impairment in Reactive Control During Task Switching JOURNAL=Frontiers in Nutrition VOLUME=7 YEAR=2020 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2020.615640 DOI=10.3389/fnut.2020.615640 ISSN=2296-861X