Would you consider a person unattractive if they looked bad because of a certain life type habit and not because of something caused by their genes?

For example many people are attracted to symmetry. Sleeping on one side which is a life style habit and not something caused by genes can cause a person face to become asymmetric

Would you consider a person unattractive if they looked bad because of a certain life type habit and not because of something caused by their genes?
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