Rewarming may be passive (accomplished solely through the withdrawal of cooling devices) or actively managed (through external or invasive warming methods). Target rewarming rates are often set at 0.32[degrees]F to 0.33[degrees]F per hour (0.2[degrees]C to 0.3[degrees]C per hour),27 based on data from studies demonstrating that rapid rewarming reverses the benefit of therapeutic hypothermia in rats with traumatically induced axonal injury - See more at: http://www.nursingcenter.com/lnc/CEArticle?an=00000446-201207000-00024&Journal_ID=54030&Issue_ID=1367806#sthash.Vi0Q8jVD.dpuf