Chill August 4, 2013 Culture and Superstition – Blood Type How much does blood type matter? The short answer, unless you are in the hospital, not at all. Share this:ShareClick to share on Facebook (Opens in new window)Click to share on Pocket (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)Click to email this to a friend (Opens in new window)