When you are working at your daytime job, using a computer, your human biological systems require that you deal with the development of three kinds of cognitive (mental) fatigue: acute, cumulative and task-specific. Performetric monitors the combined, additive effects of these three types of cognitive fatigue. Acute cognitive fatigue builds up normally and unavoidably within one waking period of about 16 hours. It is happening to you as you read this post. Recovery from acute fatigue occurs as the result of one good-quality, nighttime sleep period of about eight hours. Cumulative cognitive fatigue builds up across major waking periods when...

Until recently, the majority of job offers consisted, essentially, in physical activities. However, this paradigm has changed and, in a few decades, a significant part of this offer became mostly mental and cognitive. With this shift in the paradigm, mental fatigue became one of the most concerning health issues currently affecting society. This is aggravated by the growing competition and precariousness in the workplace, the overload of information as well as the general increase of the pressure felt by employees. These factors inspired and motivated the development of the Performetric project. This project builds on the fact that computers are...