Surgery won't work and there have been reported cases of death after the surgery with the surgeons likely to botch the procedure and get away scot free... He needs to lose weight, unless he already is normal with weight, which will then mean he should take Ribonucleic Acid (a supplement) from Standard Process can help him to restore his sleep breathing pattern. If he doesn't wish to do any of these things, and he is living at your house, kick him out - it'll do him good.