To answer Barbara's question:
Logy means lacking in energy; sluggish
e.g.
After taking a strong pain-killer, she felt logy.
or
"Initiated by the bite of a deer tick that has previously fed on an infected mouse, vole, or white-tailed deer, the victim first feels logy, headachy and strangely disconnected ..."
http://www.mvtimes.com/calendar/2006/05/04/off_north_road.php
clear?