Mental stamina is the strength to maintain positivity, confidence and resilience in the face of adversity. To keep moving towards the goal without leaning even for a moment is the power to keep going. Mental stamina is the ability to endure against the odds. The essentials for building mental stamina are concentration, self-esteem, willpower, perseverance and the ability to handle pressure in adverse situations. A person with strong mental stamina does not give up easily. Although the term originated in the context of sports, it later spread to all walks of life where one needs to make efforts to achieve something.