The activity in different parts of their brains also became more synchronised. Their low-gamma waves, in particular, became twice as synchronised when they were in their near-death state than when they were anaesthetised or awake. These features have been linked to conscious perception in earlier studies.
Tug of war is a sport that directly puts two teams against each other in a test of strength: teams pull on opposite ends of a rope, with the goal being to bring the rope a certain distance in one direction against the force of the opposing team's pull.
proxy war - a war instigated by a major power that does not itself participate. state of war, war - a legal state created by a declaration of war and ended by official declaration during which the international rules of war apply; war was declared in November but actual fighting did not begin until the following spring.