06/09/2026
Menopause is one day. The day you've gone 12 months without a period. After that you're post-menopausal.
Perimenopause is the runway leading into it. And it can last 10 years.
Perimenopause is the part nobody talks about.
Most women in their early 40s think they're too young to be in it. They're not. The fastest way to find out when yours is coming? Ask your mom when hers started.
That's the rough timeline. Plus or minus a few years.
If something has felt off since your late 30s, you're not imagining it.