The invention provides a smart bracelet for monitoring human health. The smart bracelet comprises a glove and a smart bracelet body, the smart bracelet body further comprises a sensor module, an output module and a wireless communication module, the sensor module comprises an electrocardiographic sensor, a pulse wave sensor and a skin impedance sensor electrically connected to a control board respectively, the sensor module is electrically connected to the control board, the control board is electrically connected to the output module, the control board also is in communication with the wireless communication module, and the sensor module, the control board and the wireless communication module are all connected with a power source; the bracelet detects electrocardiography, pulse waves andskin impedance of a bracelet wearer in real time, and guides the bracelet wearer to conduct relax training through real-time analysis of physiological signals.