This is the only affect I've seen that will affect you, while you are in the healing sleep, besides the area damage from an Area Explore. It didn't wake me.

This is from the Shaman Guildmaster in Arboria.

<537/67%(792) 48/3%(1452) 56%>3 PM: chs
You close your eyes and concentrate for a moment.
You put yourself into a deep healing sleep.

<537/67%(792) 8/0%(1452) 56%>3 PM:
You are hungry.
You are starving!

<598/75%(792) 236/16%(1452) 64%>4 PM: af
You are affected by:
Commune: 'bless' modifies save vs spell by -12 for 47 hours.
Commune: 'bless' modifies hit roll by 6 for 47 hours.
Commune: 'prayer' modifies save vs spell by -12 for 39 hours.
Commune: 'protection from evil' for 14 hours.
Commune: 'fly' for 6 hours.
Commune: 'sanctuary' for 5 hours.
Commune: 'healing sleep' for 2 hours.
Physical effect: 'famish' modifies strength by -7 for 1 hours.

<598/75%(792) 236/16%(1452) 64%>4 PM:
You are hungry.
You are starving!

-Cassman-

n/t

So long, and thanks for all the fish!