Journal · Menopause

Perimenopause Symptoms Checklist: 15 Signs It Might Be Hormones

Perimenopause can start years before your last period — and symptoms often show up before anyone says the word "hormones."

15 common signs

  • Cycle changes (shorter, longer, heavier, or skipped)
  • Sleep disruption
  • Hot flashes / night sweats
  • Mood changes or irritability
  • Anxiety or feeling "on edge"
  • Brain fog
  • Low libido
  • Vaginal dryness or discomfort
  • Headaches
  • Joint aches
  • Weight gain or body composition changes
  • Worsening PMS
  • Heart palpitations
  • Skin/hair changes
  • New or worsening migraines

If several of these sound familiar, it may be worth a real hormone evaluation rather than waiting for symptoms to become disruptive.

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Common Questions

Frequently Asked Questions

What is the difference between perimenopause and menopause?

Perimenopause is the transitional period leading up to menopause, often lasting several years, during which hormone levels fluctuate and symptoms begin. Menopause itself is marked by 12 consecutive months without a period.

At what age does perimenopause typically start?

Perimenopause commonly begins in a person's 40s, though it can start earlier, sometimes in the mid-to-late 30s.

Do I need a blood test to confirm perimenopause?

Hormone levels can fluctuate day to day during perimenopause, so a single lab test isn't always definitive — a symptom history combined with labs typically gives a clearer picture.