How do I volunteer to help with the tests? 
Shouldn't be difficult to find researchers willing to look deeply into this topic.
They dont prevent sag... but they do keep them minty fresh...and tasty too!
Me suckling them will prevent sagging, but it only works when they are still firm and in their pre-sag position.
Send applications/picture/contact info to my PM box. kthnx.
ZemRrushe
Five bucks says Captain Obvious will do a study and the government will give funds to it