“Stop Overthinking: 23 Techniques to Relieve Anxiety, Eliminate Negative Thoughts, and Live a Happier Life” by Nick Trenton is a self-help book designed to help readers overcome the habit of overthinking. The book offers practical strategies and techniques to manage anxiety, challenge negative thought patterns, and improve overall mental well-being. It’s geared towards those who struggle with overthinking and are looking for actionable advice to lead a more fulfilling and balanced life.