Computer interfaces and software for use in relation to monitoring systems; combination sports, fitness and environmental monitors, testers and systems used for measuring and/or recording different physiological, environmental or other parameters, including heart rate, heart rate variability, time, altitude, body temperature, ambient air temperature and humidity and motion, and in particular heart rate monitors, recorders for the measurement of heart variability, cadence sensors, speed sensors, altitude sensors, body temperature, ambient air temperature and humidity, and including audio recorders, audio outputs and cameras for capturing still and moving images; all of the aforementioned other than for medical use