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Glossary
The transitional period leading up to menopause, typically lasting 4 to 8 years, when your ovaries gradually produce less estrogen and progesterone, causing irregular periods and a range of symptoms. Perimenopause ends when you've gone 12 consecutive months without a period.
Changes in menstrual cycle length, frequency, or flow as your hormones shift during midlife. Irregular periods are a hallmark of perimenopause and one of the earliest signs your body is transitioning toward menopause.
A hormone produced primarily by the ovaries that regulates the menstrual cycle, supports mood and sleep, and protects the uterine lining; levels decline during perimenopause and menopause.
A pituitary hormone that stimulates ovarian follicle development and estrogen production; levels rise significantly after menopause but are unreliable for diagnosis due to dramatic fluctuations during perimenopause.
Fluctuations in emotional state, irritability, and difficulty regulating emotions during perimenopause and menopause, caused by declining estrogen and progesterone levels affecting neurotransmitter function.
Increased frequency and severity of headaches and migraines during perimenopause caused by estrogen fluctuations and withdrawal.
Articles
Key Takeaways - Late perimenopause begins when you experience 60+ days between periods and typically lasts 1 to 3 years. - The STRAW+10…
The Perimenopause Timeline: Stages, Symptoms, and What to Expect…What scientists call the "menopausal transition" or perimenopause typically lasts 5 to 10 years but can vary widely from woman to woman…
Irregular Periods During Perimenopause: What's Normal and When to WorryKey Takeaways - Irregular periods are the hallmark of perimenopause and affect most people entering this transition. - Changes in cycle length, flow, and…
Menopause Migraines: Why Hormones Trigger Headaches and How to Stop Them…The connection between menopause, perimenopause, and migraine is one of the most reliable patterns in women's health. At least one-third…
How to Prepare for Menopause in Your 30s and 40sKey Takeaways - Perimenopause typically starts in your mid-40s but can begin as early as your mid-30s, often without obvious symptoms - Baseline health…
Heavy Periods Before Menopause: What's Normal and When to Seek Help…Heavy, prolonged, or erratic bleeding is one of the most common reasons women seek gynecologic care during perimenopause, the transition phase lasting…
Menopause Fatigue: Why You Are Exhausted and What Helps…Fluctuating Estrogen and Progesterone In perimenopause, your ovaries are failing in a jagged, inconsistent way. Some months estrogen rises and falls normally…
When Periods Stop: How to Know You've Reached Menopause…Most women move through early perimenopause with minimal awareness. You notice the shift when you hit late perimenopause, that's when the bleeding becomes…
Mood Swings During Menopause: Understanding the Emotional RollercoasterKey Takeaways - Mood swings during perimenopause and menopause are caused by the sharp decline in estrogen and progesterone
How Long Does Menopause Last? The Real Timeline…Many women don't label this phase anything because nothing seems amiss. Perimenopause is the transition phase. Your periods become irregular (longer…
Bloating During Menopause: Why Your Clothes Don't Fit and How to Feel Better…When estrogen drops during perimenopause and menopause, your kidneys reabsorb more water instead of excreting it. The water…
Brain Fog During Menopause: What's Happening and How to Get Your Mind Back…Approximately 60% of women in perimenopause experience brain fog. And despite how real and frightening it feels, it has a clear biological cause. It…
Menopause Blood Tests: What Tests You Need and What Results Mean…Early perimenopause, when periods are still regular or only slightly irregular, looks different from late perimenopause when periods are sporadic. In early perimenopause, FSH…