anybody ever hv this, last time i 've this often but it is gone by itself. i feel my head inside my head cold, cooling feeling, don't know why. id ont' know is it cos by cold, because the whole night i put on fan right in front of my face, and i sleep with my fan directly in front of me, and i felt so cold last night, today i felt myhead inside cooling feeling, so irritating. last time my massage woman say my head hot, so i keep on blowing fan onto my head, hoping to keep it cool, now it is so cooling inside my head. don't know why. and i wash my hair last night, and i sleep iwht fan on my face.