This paper reviews the application of the nRF52832 chip in the field of smart wearables. Firstly, it analyzes the advantages of the nRF52832 chip in low-power design, wireless data transmission, and multi-sensor integration, particularly in portable health monitoring devices. It then introduces the applications of this chip in physiological signal monitoring, discussing its innovative use in electrocardiogram, blood oxygen, blood pressure, electroencephalogram monitoring, temperature, and pulse monitoring. Furthermore, for motion monitoring systems, the paper explores the collaboration between the chip and accelerometers, enabling real-time human activity monitoring through data analysis. Finally, the current status and future development directions of the nRF52832 chip in the smart wearable field are summarized. This paper aims to provide a reference for future research and applications based on the nRF52832 chip in fields such as health monitoring, body posture monitoring, rehabilitation treatment, physiological disease monitoring, and physiological function monitoring.