Hot flashes, also known as hot flushes, are sudden feelings of warmth that spread across the body and face. They result from hormonal changes related to perimenopause and menopause.

What Causes Hot Flashes?

Hot flashes are caused by decreases in estrogen levels. As women approach menopause, the ovaries gradually produce less estrogen. Lower estrogen levels affect the hypothalamus, the part of the brain that regulates body temperature.

When the hypothalamus senses a drop in estrogen, it essentially gets its signals crossed and responds as if the body is overly hot. This triggers perspiration and increased blood flow to the skin as the body tries to cool itself down. However, ambient temperatures remain unchanged, creating a feeling of heat that isn't justified.

Common Symptoms

Some common symptoms of hot flashes include:

  • Sudden feeling of warmth spreading through the upper body and face
  • Flushing or redness of the skin
  • Rapid heartbeat
  • Perspiration, especially on the upper body
  • Chills may follow flushing
  • Changes in skin texture or color may occur

Hot flashes can last from 30 seconds to several minutes. Some women may experience mild symptoms while others have intense hot flashes that deeply disrupt daily life.

Treatment Options

Some options for managing hot flashes include:

  • Hormone replacement therapy (HRT) - Estrogen and progestin supplements can reduce hot flash frequency. However, risks include stroke, blood clots, breast cancer, and other side effects.
  • Prescription medications like low-dose antidepressants may provide relief for some women.
  • Lifestyle adjustments like staying cool, avoiding triggers like stress and hot drinks, practicing relaxation techniques, and dressing in layers.
  • Some herbal supplements, like black cohosh or vitamin E, may help, but clinical trial evidence is mixed.

If hot flashes are frequent and disruptive, speak to a doctor at Hormone Balance Clinic about all treatment options and weigh the risks and benefits. Pay attention to any changes and adjust treatment accordingly. Over time, hot flashes tend to decrease for most women.

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