1) Menopausal symptoms 
A sudden, temporary sensation of heat predominantly experienced by some women during menopause. ... (12 Dec 1998) ... 
Hot flashes: A sudden wave of mild or intense body heat caused by rushes of hormonal changes resulting from decreased levels of estrogen. Hot flashes can occur at any time and may last from a few seconds to a half-hour. They are due to blood vessel opening and constricting and a symptom of menopause. Hot flashes are episodes that are experienced by...