It’s recommended to wear the cervical neck collar when experiencing neck pain, instability, or following an injury, and consult healthcare experts for guidance. Position it snugly around the neck, aligning with your jawline and chin. Refer to the provided instructions for detailed application guidance. It's crucial to avoid overtightening for comfort and blood circulation. Use the cervical neck collar during activities that may strain the neck, like sitting for prolonged periods or engaging in tasks requiring neck stability. However, seek professional medical advice to ensure appropriate usage based on your specific neck condition, promoting effective support and recovery.