Hot flashes are characterized by a sudden feeling of heat often accompanied with a reddening of the face and profuse sweating. For some, it is as mild as a brief warm flushing of the face and skin. For others, it is experienced as an intense heat on the face and upper body with intense sweating. Sometimes hot flashes are also accompanied by an increased heart rate, nausea, dizziness, anxiety, weakness or a feel of suffocation.

Physiologically speaking, hot flashes are the body