Could that be useful?
I don't know, lets ask the dictionary:
http://dictionary.reference.com/browse/useful----------------------------------------------------------------------------------------------------------------
use·ful [yoos-fuhl]
–adjective
1. being of use or service; serving some purpose; advantageous, helpful, or of good effect: a useful member of society.
2. of practical use, as for doing work; producing material results; supplying common needs: the useful arts; useful work.
[Origin: 1585–95; use + -ful]
—Related forms
use·ful·ly, adverb
use·ful·ness, noun
—Synonyms 1, 2. profitable, efficacious, beneficial.
—Antonyms 1, 2. useless.
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Does not being able to heal oneself sound like it serves some purpose, is advantageous or even benefecial?
Sorry, but if we are talking about implementing things for the sake of realismn, I'd really like to see the Loo Realm being implemented first. This would be the place where people get sent to, if spending to much time in the tavern and informing everyone about their sipping, drinking and gulping skill.