The work done alone or in isolated environments exposes to a very high risk: in case of emergency or malaise no one other than the unfortunate person is able to give the alarm. aGesic is a system that detects: - the operator’s state of immobility which, if prolonged, triggers the alarm by signalling the emergency to a control centre and to the connected telephones. - the exact location of the worker for the immediate dispatch of rescue services, thereby reducing the aggravation of the ongoing