Henry Heimlich choking-rescue guidelines of the American Heart Association and of the American Red Cross taught rescuers to first perform a series of backblows to remove the FBAO (foreign body airway obstruction); if backblows failed, then rescuers learned to proceed with the Heimlich maneuver (aka "abdominal thrusts"). After a July 1985 American Heart Association conference, backblows were removed from choking-rescue guidelines. From 1986 to 2005, the published guidelines of the American Heart Association and the American Red Cross recommended only the Heimlich maneuver as the treatment for choking; the National Institutes of Health still does apply it for conscious persons over one
What Is it Like to Be a Bat? perceptional experiences. While it is possible to imagine what it would be like to fly, navigate by sonar, hang upside down and eat insects like a bat, that is not the same as a bat's perspective. Nagel claims that even if humans were able to metamorphose gradually into bats, their brains would not have been wired as a bat's from birth; therefore, they would only be able to experience the life and behaviors of a bat, rather than the mindset. Such is the difference between subjective and objective points of view. According to Nagel, "our own mental activity is the