Try Hydrokortison cream, ask a pharmasist about it. Mild steroids, I think. I get rashes because of sunbathing (until skin gets tanned) and this does the trick.
I looked up that Abe quote some time ago, he´s talking about giant animals.
…but not to say there weren´t stuff in ancient past that are not in history books:
https://www.youtube.com/results?search_query=brian+foerster+elongated+skulls
also, giants in N-America but seem different, i.e. not elongated skulls things, something different.
ps - and no, not aliens beings, just different branches of ancient 'mankind' (such as neanderthals)