Insecurity, or uncertainty, refers to a feeling of doubt or lack of confidence in oneself or a situation. It can arise from various factors, such as personal experiences, social comparisons, or external pressures. This feeling often leads individuals to question their abilities, decisions, or relationships, impacting their overall well-being. Insecurity can manifest in different areas of life, including career, relationships, and self-image. People may experience anxiety about their performance at work or fear of rejection in social situations. Addressing insecurity often involves building self-esteem, seeking support, and developing coping strategies to manage these feelings effectively.