If somebody asks you if a glass is half-empty or half-full how will you reply? Your answer will decide what kind of a person you are optimistic or pessimistic. It reflects your outlook towards life and this can decide your physical and mental health. A recent research published in the Journal of Behavioral Medicine reveals that an optimistic approach can help you sleep better. And it is needless to mention how essential sleep is for everyone. Positive thinking comes with optimism which plays a significant role in effective stress management. And effective stress management is linked to various health benefits.