Abstract: A system for inducing sleep of an infant includes: a cushion main body, an operation main body unit provided inside the cushion main body, a measurement means connected to the operation main body unit to measure heartbeat of a human body, and a switch unit, wherein the measurement means includes a hollow case opened toward one side and a measurement unit provided in an opening of the case to measure the heartbeat; the operation main body unit includes a main body unit, a control unit provided in the main body unit, a storage unit connected to the control unit and provided in the main body unit, an output unit connected to the control unit and provided in the main body unit, and a display unit connected to the control unit and provided in the main body unit; and the switch unit is provided to be connected to the control unit.