The invention discloses a biofeedback method and system based on intelligent wearing equipment. The system comprises a signal detection unit, a signal processing unit, a feedback notification unit, awireless communication unit and a power supply unit. The system is worn with the user, can detect physiological signals of a human body in real time and automatically carry out psychological identification, gives a warning to the user when a negative psychological state is identified, and provides standardized psychological training guidance for the user to independently carry out biofeedback training. Meanwhile, the real-time physiological change in the training process is fed back to the user in a common and easy-to-understand mode, so that the user knows the training effect and consciouslymanages and controls the psychology of the user until the user recovers from the negative psychological state. The system is small and light, can be worn with the user, is simple to operate, does notneed the assistance of other people, is low in manufacturing cost, and is convenient for ordinary people to use in the aspects of adjusting emotion and training attention in daily life.