The anatomy of a hot flush – and whether it can really make your head steam

By Michelle Spear, Professor of Anatomy, University of Bristol

A hot flush is a phenomenon as disruptive as it is commonplace. One moment, life proceeds as usual. The next, a wave of heat rises, spreading from the chest to the face – leaving behind flushed skin and beads of sweat. For many, this sudden warmth is accompanied by an accelerated heartbeat and a faint sense of unease. Though brief – typically lasting anywhere from 30 seconds to five minutes – its intensity can be startling and made worse by unpredictable timing.

A recent…

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