Hives are a very common reaction to all kinds of stimuli. While an allergic reaction can be a cause of hives, in the majority of outbreaks, the exact cause of hives is not known.
death throe â(plural death throes) ( 1 chiefly plural) The final movements or sounds, often erratic, of a living being as it dies. ( 2 figuratively, chiefly plural) The final actions or output of a machine or other object before it ceases to function.
(hem'(o-)raj) [ hem- + -rrhage] Blood loss. The term is usually used for episodes of bleeding that last more than a few minutes, compromise organ or tissue perfusion, or threaten life. The most hazardous forms of blood loss result from arterial bleeding, internal bleeding, or bleeding into the cranium.