Waking up with a numb thumb at 3am isn't random. During perimenopause, falling estrogen changes the connective tissue in your wrist — and estrogen receptors sit directly in that tissue, with density rising as you age. The result: carpal tunnel syndrome, numbness and tingling in the thumb, index, and middle fingers. Women 45–54 have the highest documented CTS risk of any group. Cathy breaks down what the research really shows — including where the hormone therapy evidence is h

Perimenopause ADHD has a clear mechanism: falling estrogen disrupts dopamine, collapsing executive function. Task paralysis, emotional dysregulation, working memory failure — it's neurochemical, not personal. A 2025 study found severe symptoms were nearly twice as common in women with ADHD during perimenopause. Many get their first diagnosis in their 40s. Here's the estrogen-dopamine link and what actually helps.