Why Hormones Matter for Your Brain
As we age, hormone levels naturally change. In women, menopause brings declines in estrogen and progesterone. In men, testosterone gradually declines. Other hormones, like thyroid hormones and cortisol, may shift in subtle ways over time. Hormones aren’t just about energy, mood, or sexual function — they directly influence your brain: 🧠 Memory and focus: Estrogen, progesterone, and testosterone support communication between neurons. 🥰 Mood and resilience: Cortisol, thyroid hormones, and sex hormones regulate stress response and emotional balance. 🛌 Sleep quality: Hormones control circadian rhythms, essential for memory consolidation. 🛠️ Brain repair and protection: Certain hormones reduce inflammation and oxidative stress, supporting neuron survival. When hormone levels drift out of balance, the brain becomes more vulnerable to cognitive changes. The good news? 👉 Many factors that influence hormone balance are modifiable. Associations of estrogen with modifiable and non‐modifiable risk factors for dementia: A narrative review - Gregory - 2025 - Alzheimer's & Dementia - Wiley Online Library