Reddit language indicates changes associated with diet, physical activity, substance use, and smoking during COVID-19

• Karan Wanchoo ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: kwanchoo@seas.upenn.edu

  Affiliation Department of Electrical and Systems Engineering, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

  https://orcid.org/0000-0001-7427-6040

  ⨯
• Matthew Abrams,

  Roles Validation, Writing – review & editing

  Affiliation Penn Medicine Center for Digital Health, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

  ⨯
• Raina M. Merchant,

  Roles Conceptualization, Supervision, Validation, Writing – review & editing

  Affiliation Penn Medicine Center for Digital Health, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

  ⨯
• Lyle Ungar,

  Roles Methodology, Supervision, Validation, Writing – review & editing

  Affiliation Department of Computer and Information Science, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

  ⨯
• Sharath Chandra Guntuku

  Roles Conceptualization, Methodology, Supervision, Writing – review & editing

  Affiliations Penn Medicine Center for Digital Health, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America, Department of Computer and Information Science, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

  ⨯