Has anyone got enough germs and caught Pneumonia when they fell in love as Mr Bacharach warned us of?

Question

sorry tom a,
Its a line from 'Raindrops keep falling on my head' composed by the said gentleman. it goes something like this...
... What do you get when you fall in love
you get enough germs to catch pnuemonia

Answer 1

I did get the sniffles once, but managed to pull myself back with vitamin C and warm blankets.

Answer 2

Tell me more. I've never heard of Mr. Bacharach or this warning. What is it about. I don't understand the concept.