· Dr. Handsun Xiao, MD, CCFP
Brain Fog in Your 40s: When to Worry and What to Test
How hormonal changes, thyroid dysfunction, insulin resistance, and sleep disruption cause brain fog in your 40s, and what blood work to request.
Read more · Dr. Handsun Xiao, MD, CCFP
Why You Can't Sleep Anymore: The Hormonal Explanation
How declining progesterone, estrogen, testosterone, and thyroid dysfunction disrupt sleep architecture in your 40s, and what to do about them.
Read more · Dr. Handsun Xiao, MD, CCFP
Why Birth Control Is Not Hormone Replacement Therapy
Birth control pills and hormone replacement therapy both contain hormones, but they serve different purposes. Why the distinction matters for women approaching perimenopause.
Read more · Dr. Handsun Xiao, MD, CCFP
Progesterone: The Most Underrated Hormone in Women's Health
Why progesterone is overlooked in women's health, what it does beyond reproduction, and its critical role in sleep, anxiety, bone density, and brain health.
Read more · Dr. Handsun Xiao, MD, CCFP
Perimenopause Symptoms Most Women Miss: What Your Doctor May Not Be Looking For
Many perimenopause symptoms are dismissed as stress or aging. A physician's guide to the overlooked signs of hormonal decline in women in their late 30s and 40s.
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