At the risk of sounding crude - Nuts is bollox...
Half a dozen "noisy" people got themselves noticed. Now, something that almost the entire planet eats and enjoys is banned from schools...
I'm in agreement with Pontius... If you have a child that you think might, (even remotely), want to go down the pilot route you should make sure that, at worst, the doctor reports "some respiratory issues"... Never asthma.