Introduction The effect of self-esteem in eating disorders has been investigated several studies, but it’s still not extensively orthorexia nervosa. Objectives To study the prevalence and factors associated with orthorexic behaviors medical students relation self-esteem. Methods A cross-sectional was conducted through an online survey among faculty medicine Sfax (Tunisia). Participants complete...

Background: Eating disorders are a growing public health challenge. They characterized by complexity, requiring wide spectrum of treatment due to the diseases present, somatic complications, body dissatisfaction, and communication difficulties. The purpose this study was assess prevalence eating disorder risk associated with poorly managed weight loss. Material methods: conducted on group 214 w...

Ring-opening polymerization (ROP) of ethylene carbonate (EC) is associated with the emission of carbon dioxide during polymerization, which results in polymer chains containing ether linkages besides targeted carbonate linkages. In this study, ethylene carbonate is polymerized by ring-opening polymerization in the presence of sodium stannate trihydrate as a heterogeneous transesterification cat...