With the advancement of technology, smart helmets are changing our perception of cycling safety and convenience. Modern smart helmets not only provide traditional protective functions but also integrate features such as navigation, real-time traffic alerts, collision detection alarms, and Bluetooth calling. Some high-end helmets can even record cycling data through an app, analyze exercise habits, and help cyclists improve efficiency. The popularity of smart helmets is making cycling safer, smarter, and also bringing a richer experience.