causing or capable of causing death; mortal; deadly: a fatal accident; a fatal dose of poison. causing destruction, misfortune, ruin, or failure: The withdrawal of funds was fatal to the project. decisively important; fateful: The fatal day finally arrived.
Extreme cold spells may come. Submitted by Erika (not verified) on Mon, 2009-09-28 13:40. Extreme cold spells may come from bad circulation (the blood not flowing properly) or from the thyroid (low thyroid function leads to a lower body temperature).
Causes of Dizziness. The reasons of a dizzy spell can usually be identified on the basis of the sensation experienced by the individual. So, the cause will depend on whether you are feeling faint, experiencing vertigo, or feeling a loss of balance.