I don't get this. This was unheard of years ago.
When did it start,and why?
It's a puzzlement.
It's Jimmy Carter's fault.
Because years ago these people all died as babies for unknown reasons.
It is. There's actually an upswing in a lot of things -- juvenile diabetes, for instance. Hard to say exactly why. My guess is that it has something to do with subtle environmental factors tripping a "predisposition" to the malady, whatever it is.
Peanut allergies among young people has doubled just in the past couple years.