Pessimism is a way of thinking that leads one to view reality negatively and anticipate worst-case scenarios. Although occasional feelings of pessimism are normal, prolonged negative thinking can negatively affect mental health, interpersonal relationships and daily functioning. Fortunately, there are effective methods to help overcome pessimism and develop a more positive approach to life. In this article, we will discuss healthy strategies that can help you change your mindset and improve your quality of life.