An 80 year old man goes to his Doctor complaining of not being able to get to sleep?
His doctor put him through an entire battery of test, including lab work and yet
finds no reason why his patient should not be able to sleep properly.
"Mr Wilson, there no medical reason for your insomnia" the doctor says
"My suggestion is for a good night's sleep is you need learn to stop taking trouble to bed with you
"Oh that will never work" answers the old guy with sigh
"My wife refuses to sleep alone