![]() ![]() Here, she discusses with what hot flashes are, the brain circuits involved, and new possibilities for treatments. ![]() Through her research, she helped uncover how hot flashes work. She used animal models to understand the findings. In her studies, she examined the hypothalamus of women before and after menopause. “Hot flushes are really one of the main reasons that women seek a physician for symptoms of menopause,” says Rance.įor decades, Rance has studied the hypothalamus, a small region near the base of the brain that plays a crucial role in regulating pituitary hormone secretion and body temperature. They last for years, with a median duration of seven years. They can disrupt people’s lives - some women get them several times an hour. More than 75% of women experience hot flashes and they last anywhere from 30 seconds to five minutes. Hot flashes, or flushes, are the most common symptom of the menopausal transition and postmenopausal period, a time in a woman’s 40s or 50s when menstrual periods become irregular and eventually stop. “For me, that was one of the worst things - you basically lose a lot of sleep,” says Rance, a pathology professor at the University of Arizona. This sudden spike in the sensation of heat didn’t last long, but as the flashes continued over the next five years, she remembers waking up frequently at night. ![]() ![]() At work eighteen years ago, Naomi Rance felt a sudden flush of heat in her arms, neck, chest, and face. ![]()
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