Workplace toxicity has emerged as a serious organizational challenge affecting employees across industries and sectors worldwide. A toxic work environment is characterized by persistent negative behaviors and organizational practices such as bullying, harassment, discrimination, micromanagement, poor leadership, ineffective communication, unrealistic expectations, lack of recognition, and inadequate employee support. These factors adversely influence employees' psychological, emotional, and physical well-being, leading to increased stress, anxiety, burnout, reduced job satisfaction, absenteeism, and high employee turnover. Moreover, toxic workplace cultures negatively impact organizational performance by reducing productivity, weakening employee engagement, increasing operational costs, and damaging institutional reputation. This study examines the prevalence, causes, and consequences of workplace toxicity while identifying the organizational and managerial factors responsible for creating unhealthy work environments. It further explores the different forms of toxic workplace behavior, their origins, and practical approaches for recognizing, preventing, and addressing such issues through effective leadership, transparent communication, employee participation, and inclusive organizational policies. The study also highlights the critical role of management in fostering a positive workplace culture by promoting fairness, diversity, psychological safety, and professional development. Additionally, it discusses the legal and ethical implications associated with workplace toxicity and emphasizes the importance of implementing preventive measures to ensure employee well-being and sustainable organizational growth. The findings suggest that organizations adopting proactive leadership strategies and employee-centered workplace practices are better equipped to minimize workplace toxicity, improve employee morale, enhance organizational effectiveness, and create a healthier, more productive, and collaborative work environment for long-term success.