This document summarizes a lecture on secrets to a long, healthy life. It discusses seven deadly sins like commerce without ethics. It outlines objectives of developing better nutrition understanding, realizing the importance of exercise, and taking interest in one's health. It discusses how modern diets and lifestyles have led to new diseases and the importance of a healthy gut and diet. Key recommendations include avoiding over-processed foods, increasing raw fruits and vegetables, staying hydrated, exercising regularly, and developing a positive mental attitude.