Cultural sensitivity is essential for several reasons: 1. Improved Data Accuracy: Understanding cultural norms can enhance the accuracy of data collection by ensuring that questions are relevant and appropriately phrased. 2. Enhanced Participation: A culturally sensitive approach can increase participation rates in studies and interventions by fostering trust and respect. 3. Effective Communication: It facilitates better communication between researchers and participants, reducing misunderstandings and enhancing the clarity of health messages. 4. Equitable Health Outcomes: Addressing cultural factors can help in designing interventions that are more effective and equitable, thereby reducing health disparities.