Go see your family doctor, to make sure it is not a serious problem.
you need to see a doctor about that one. sorry!! something is wrong.
Your shoulder blades.
If the lump/bony bump is indeed a permanent fixture near the base of the skull, it's most likely the classic "External Occipital Protuberance". If, however, this is a new growth on the skull, or if...
Uhh... no thanks. I'll pass.
You should get the new BUMP TERMINATOR for Back of Head Bumps from BREEJ Technologies www.BumpTerminator.net