The Quiet Shift: Why Women Should Start Tracking Hormones by Age 40

When we think about menopause, we often picture hot flashes, mood swings, and the sudden disappearance of a monthly period. But what many don’t realize is that hormonal changes actually begin years before menopause—a stage called perimenopause—and the shifts can be subtle but impactful.

Hormone Decline Starts Earlier Than You Think

Around the age of 35 to 40, women can begin to experience a gradual decline in estrogen, progesterone, and even testosterone. These changes might not immediately cause classic menopausal symptoms, but they can still affect energy, sleep, mood, lean body mass and metabolism. By the time more obvious symptoms hit, hormone levels have often been fluctuating for years.

Why Age 40 is the New Checkpoint

Getting hormone levels checked around age 40 is a smart move—even if you feel “fine.” Here's why:

• Establish a baseline: Knowing your hormone levels before symptoms appear helps your provider spot changes early and make more personalized recommendations.
  
  
• Proactive care: Early, minor adjustments (like lifestyle changes, supplements, or low-dose hormone support) can ease the transition into perimenopause, helping you feel your best.
  
  
• Avoid guesswork: Many women are told to “wait it out” or are misdiagnosed with anxiety or depression when hormones are actually the root cause.

Small Changes, Big Impact

With regular check-ins and small interventions, it's often possible to prevent or minimize the more intense symptoms that come later. Think of it like tuning up your car before a long road trip—you’ll be glad you did when the road gets bumpy.

Bottom line: Hormonal changes don’t start at menopause—they start years before. Checking your levels around age 40 can set you up for a smoother, more empowered transition into the next chapter.

Namasté,
Dr. A