Hormone Shots Aid Cognition in Older Adults

So who is going to research if something like this would help the 'brain fog' most survivors experience?
 http://www.medpagetoday.com/Neurology/GeneralNeurology/34076
2 paragraphs here:

The benefit was driven by significantly better executive function and a trend toward better verbal memory, although visual memory was not changed, the group reported online in Archives of Neurology.
GHRH stimulates release of growth hormone from the pituitary, in a pulsatile fashion, which in turn causes the release of insulin-like growth factor 1 from the liver, the researchers noted.