Note 9 is not amongst phones with high radiation output

Part of that mountain is things like the electromagnetic radiation you're subjected to every time there's a lightning strike within a few miles and every time you go out into the sunshine. We evolved to live with that. (And a single lightning strike a mile or two away probably lets your body absorb more EM than a lifetime of cellphone use.)
 
Oh! And I've slept between nuclear missiles while being pushed through the water by a nuclear reactor.