The body has mechanisms to alter or maintain blood pressure and blood flow. There are sensors that sense blood pressure in the walls of the arteries... My WebMD Sign In, Sign Up
Perhaps while we're not watching, the denizens of Dark Shadows carry-on, caught in another inter-dimensional wing of Collinwood. If you peer out the corner of your eye, you may catch a glimmer of this shadowy activity, perhaps in Dark Shadows Collection 14, or Dark Shadows Collection 22.
NO! Use the brush. I use a THICK concealer as well with this brush and you just dab the brush and blend onto your dark circles. it works....trust me! I have MAJOR DARK CIRLCES ;) IT WORKS WONDERS This brush is great.