Well sober, don't know what the **** is wrong. My mental medication does have it as a side effect but I've been on that for ages and not had the problem. <WifeNowHasBiggerBiceptsThanMeMuir>
Its natures way of telling you that you now prefer cocks to tits so the porn stash from your teens wont work for you. <BUMDER>
You clearly need a new strategy. Have you tried sticking a finger/some inanimate object up your bum while doing it?