Hyperthyroidism, all of the symptoms are correct
Id say it would be all of the above. if you think about it our bodies mentally and physically need to rest so they can be "charged" and ready for theday. if you dont sleep you will be drowsy and not to be able to focus on any of the options
Coming to work rested and alert.
Maintaining a safe and steady pace.
Avoiding long periods of work without a break.
Reporting unsafe conditions to your employer.