Fuente: Wipo "Sensorization" Apparatus and methods are described including apparatus for monitoring a female subject that includes a sensor, configured to monitor the subject without requiring compliance of the subject, and to generate a sensor signal in response to the monitoring. A computer processor is configured to receive the sensor signal, analyze the sensor signal, in response to the analyzing, identify whether the subject is in a pregnant state or a non-pregnant state, and generate an output in response thereto. Other applications are also described.