This document summarizes research from Laval University in Quebec on preventing obesity. It presents several key findings: 1) Mental work, like reading and writing tasks, increases spontaneous energy intake compared to resting. Completing computerized tests also increases workload, reaction times, and glucose instability versus a control condition. 2) A sport-studies program combining academic classes, physical activity, and hockey instruction led to decreased BMI and improved fitness while maintaining academic success in students. 3) Researchers at Laval University hold weekly running meetings to discuss obesity prevention and treatment research, believing it increases productivity and focus compared to stationary meetings.