What Causes Night Sweats in Women?

In daily life, many women experience night sweats—excessive sweating during sleep—yet wake up dry. What causes night sweats in women?

1. Yin Deficiency

Night sweats in women are often attributable to yin deficiency. When yin deficiency occurs, spontaneous sweating—particularly during sleep—may develop, frequently accompanied by symptoms such as dry mouth and throat.

2. Poor Sleep Environment

An unfavorable sleep environment is another common cause of nocturnal sweating in women—for example, poor room ventilation, excessively high ambient temperature, unhygienic conditions, or non-breathable bedding.

3. Dreaming

Generally, experiencing a nightmare or an emotionally stimulating dream at night can trigger heightened emotional arousal—such as anxiety or excitement—which may lead to sweating. Upon waking, one may notice perspiration.