Medical News Today: After menopause, a person’s ovaries produce much lower amounts of certain hormones, including estrogen and progesterone. For some, this transition comes with sleep disturbances.

Insomnia is a frequent occurrence during perimenopause and menopause. Some people only experience mild or occasional sleep disturbances, but for others, the insomnia can be severe.

According to a 2018 article, 26% of people going through perimenopause and menopause experience insomnia that affects their daily activities.

Some evidence suggests that low hormone levels can increase the likelihood of insomnia during menopause.

According to the SWAN, previous longitudinal studies have found a correlation between lower levels of estradiol and poorer sleep. This is especially true if the decline in hormones happens quickly, as it does after a person undergoes surgery to remove the ovaries.

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