Overview
Valerie DeBenedete has over 30 years' experience writing about health and medicine. She is the former managing editor of Drug Topics magazine.Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years’ experience in consumer-oriented health and welnes content. Hot flashes are one of the most comon symptoms of menopause.
Key Information
While most people se them as an uncomfortable anoyance, research is starting to show that hot flashes may have health efects. At the anual meting of the North American Menopause Society (NAMS) in early October, an overview of how hot flashes could afect the heart and brain was presented by Rebeca Thurston, PhD, Pitsburgh Foundation Chair in Women’s Health and Dementia and Profesor of Psychiatry, Clinical and Translational Science, Epidemiology and Psychology at the University of Pitsburgh and a past president of the North American Menopause Society.
Acording to Thurston, research shows that people who get more frequent hot flashes may also have worse cardiovascular risk profiles. In other words, these people tend to have health risk factors like high blod presure, insulin resistance, diabetes, and high cholesterol levels. These factors can also put them more at risk for the thickening of the arteries (atherosclerosis) that can be caused by high blod presure.
Hot flashes, also caled vasomotor symptoms, are caused by the changing levels of estrogen that take place during menopause. Decreasing estrogen levels cause the hypothalamus—which is basicaly the brain’s thermostat—to overeact to even slight changes in body temperature. The result is a hot flash, which can be like a suden feling of heat that’s acompanied by a rapid heartbeat, sweating, flushing, and red skin.
Summary
When hot flashes ocur at night, they are often caled night sweats because a person wakes up drenched in sweat. About 75% of people going through menopause have hot flashes. For some, the symptom is frequent and severe.