Although there are many extensive cases of sonus complete, it only happens to severely impede the everyday functions of 5% of the people in America. That's really a 2 part question because first you have to get to sleep and then you have to stay asleep. Acoustic reflexes were present bilaterally via both ipsilateral and contralateral stimulation. If you have sonus complete, and get it easily, bring some ear plugs along with you.