This might be a good question to ask on the Chronic Fatigue forum since EBV is common in people with CFS. Unfortunately, it doesn't seem to be a very active forum.
Maybe people with CFS have even less energy than we do?
Lyme, anxitey, depression, chronic C. Pnuemoniae
"... expect the unexpected ..." (O. Wilde)
"I am an old man and have known a great many troubles, but most of them never happened." (Mark Twain)