Longer than most people are told. Perimenopause averages about 4 years and can last up to 8. In the SWAN study, frequent hot flashes and night sweats lasted a median of 7.4 years, and more than 11.8 years for women whose symptoms started early. That's a long time to go unheard. Track it, so the pattern shows.
Key facts and where they come from
The average length of perimenopause is about four years, but it can last up to eight.
Cleveland Clinic, PerimenopauseFrequent hot flashes and night sweats lasted a median of 7.4 years in SWAN.
Avis et al., JAMA Internal Medicine, 2015 (SWAN)When frequent symptoms began in premenopause or early perimenopause, the median total duration was more than 11.8 years.
Avis et al., JAMA Internal Medicine, 2015 (SWAN)
The studies behind it
Cleveland Clinic, Perimenopause
Read the sourceAvis NE et al. Duration of menopausal vasomotor symptoms over the menopause transition. JAMA Intern Med. 2015;175(4):531-539.
Read the source
Numbers are rounded the way the original source reports them. If you spot an error, email admin@svarene.com and we will correct it.