Chronic communication at work: Should you try to hide fatigue?

You’ve probably had one of those days when your chronic condition has left you pretty tired out. But you’ve still got to get into work.  So do you try to hide your fatigue all day? Or do you admit to not being at your best. Here are some ideas about how to handle this situation: http://justgotdiagnosed.com/resources/chronic-communication-work-admit-feeling-fatigue-try-hide/