Why the Confusion Happens in the First Place
Thyroid dysfunction and perimenopause both peak in Indian women between the ages of 38 and 52, and both produce symptoms so similar that even experienced physicians routinely conflate them. A 2021 study published in the Journal of the Association of Physicians of India found that hypothyroidism is diagnosed in Indian women at nearly three times the rate seen in Western populations, a figure that reflects genuine prevalence, but also a diagnostic culture that reaches for the thyroid test before considering reproductive hormones. When a woman in her early forties walks into a clinic complaining of fatigue and irregular cycles, TSH is checked. Estrogen rarely is.
