‘Fatigue’ is a general term used to describe the feeling of being tired, drained or exhausted.  Fatigue is a cumulative and gradual process that manifests in the form of tiredness, lack of energy, exhaustion and reductions in performance capacity.  It is said to be a “common, almost universal feature of modern life,” but when it is in excess is clearly and industrial and public safety issue.

Fatigue And Your Workplace

Source: TMS Consulting