Common psychological barriers that can hinder fitness goals include fear of failure, low self-esteem, and negative body image. Individuals may doubt their abilities or feel overwhelmed by the pressure to achieve certain fitness standards, which can lead to avoidance of physical activity altogether. Additionally, past experiences with exercise and societal expectations can contribute to feelings of anxiety or inadequacy. Social comparison can further impede progress, as individuals may focus too much on others rather than their personal journey. Addressing these barriers with positive reinforcement and support can help individuals overcome mental obstacles.