According to an aspect, there is provided a method of monitoring a subject, the method comprising obtaining, from a sensor, a signal indicative of the movements of the subject over time; obtaining, from a sensor, a signal indicative of the heart rate of the subject over time; and processing the obtained signal indicative of the movements and the obtained signal indicative of the heart rate to identify a urination event of the subject as a time period where a level of movement by the subject is below a threshold and the heart rate decreases.