Irregular periods in perimenopause
How cycles change in perimenopause: periods closer together, longer periods, skipped months and long gaps, what is expected, and which changes to report.
When perimenopause starts and how long it lasts
The ages perimenopause usually starts, how long it runs, and what counts as early.
Summarize with:
Perimenopause age: when it starts and how long
Perimenopause usually starts in your mid-40s and symptoms last 7 to 9 years on average. The ages, the stages, how it differs from menopause, and what counts as early.
Perimenopause symptoms and how to track them
The signs of perimenopause, from changing periods to hot flashes and brain fog: which are expected, which bleeding to report, and how to keep a symptom record.
Quick answers
When does perimenopause usually start?
MedlinePlus says the transition usually begins in your 40s, sometimes earlier. The average age of the last period in the US is 51, according to ACOG.
How long do perimenopause symptoms last?
The NHS says symptoms usually last 7 to 9 years, sometimes longer, and change over that time.
Keep reading
Other topics
- Symptoms, one by one
Hot flashes, brain fog, joint aches, palpitations, mood and the less-talked-about ones: what each feels like and when to mention it.
- Periods and bleeding in perimenopause
Longer or shorter cycles, skipped periods, heavy flow, spotting and clots: which changes are expected and which bleeding to report.
- Perimenopause or something else?
Pregnancy, thyroid, stress, depression, ADHD: the conditions that overlap with perimenopause and how a doctor tells them apart.
- Tracking symptoms for your appointment
What to write down, how to rate symptoms as mild, moderate or severe, and how to turn months of notes into one page for your doctor.
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