This article highlights the importance of brain health in your 40s, particularly for women experiencing hormonal shifts during perimenopause. It emphasizes the need to strengthen executive function skills through activities like puzzles, games, and engaging in meaningful pursuits. The text also discusses the rising trend of early-onset dementia and the protective role of reproductive hormones.
It's always a good time to support your brain longevity, but if any decade is the pivotal moment to lean into habits that promote cognitive health and help protect your brain from dementia, it's your 40s. After decades of monumental life transitions through your 20s and 30s (College! Starting a career! Getting married!), chances are you've slowed down (or at least settled down) a bit during this phase of your life.
As a woman, your 40s also come with a drop in estrogen levels that can impact your brain health (and dementia risk) more than you realize. Protecting your brain in your 40s (and beyond) You might not have as much energy as you did in your 20s and 30s, so nurturing your brain to support its ability to pay attention, recall memories, learn and process new information, and more is vital. Generally speaking, 40-something is when our brains start to feel the impact of the lifestyle choices we've made throughout our lives. If you haven't established foundational health habits yet (e.g., exercising regularly, eating balanced meals, and managing daily stress), you may be feeling it more in your brain and body during this phase of life. What’s more, cases of early-onset dementia (i.e., diagnoses under the age of 65) are on the rise. According to data from the 2017 BCBS Health Index, early-onset dementia diagnoses in U.S. adults increased by 373% for ages 30 to 44 and 311% for ages 45 to 54 between 2013 and 2017. While it’s never too early to start taking care of your brain, evidence suggests your 40s are a critical time to start leaning into dementia-preventing habits. How perimenopause affects brain health For women, this phase of life can be especially challenging mentally and emotionally thanks to perimenopause. After decades of menstrual cycles (and maybe a pregnancy, or a few) post-puberty, your hormones are shifting to prepare you for menopause. With this comes hormonal changes that can have a profound impact on your cognitive functioning and overall brain health. During this transition, many women experience hormonal brain fog—i.e., clouded thoughts, forgetfulness, and difficulty concentrating—thanks to decreasing estrogen and progesterone levels leading up to menopause. This phenomenon can be downright discouraging, as it affects cognitive functioning in a palpable way. (For specific tips to reduce mental fogginess and promote mental clarity and performance during perimenopause, check out this article.) According to neuroscientist, nutritionist, and associate director of the Alzheimer's Prevention Clinic at Weill Cornell Medical College Lisa Mosconi, Ph.D., the drop in estrogen levels, specifically, can do more than just increase the likelihood of brain fog. In this mindbodygreen podcast episode, she explains how reproductive hormones play a massive role in protecting our brains from the amyloid plaques associated with Alzheimer's disease and other damage that contributes to neurodegenerative diseases. 'The interactions between the brain and the reproductive organs are really crucial for brain health and brain aging—especially in women. We tend to think of testosterone estrogens as involved in reproduction, having kids. But in reality, these hormones have a lot of effects inside our brains,” Mosconi says. These reproductive hormones push neurons to bring glucose and make energy—thus, if your hormone levels are high, your brain energy is high. “But then what happens to testosterone is that it doesn't quite decline that much over time; whereas for women, estrogens pretty much plummet when women go through menopause,” she explains. 'If you think of these hormones as having some kind of superpowers for the brain, women lose the superpower around the time that menopause hits, right? And the brain is left a little more vulnerable.” How to support your 40-something brain According to neurologists and directors of the Alzheimer's Prevention Program at Loma Linda University, Dean Sherzai, M.D., Ph.D., and Ayesha Sherzai, M.D., the most important thing you can do in your 40s to promote brain longevity and nurture cognitive function is strengthen your executive function skills (i.e., processing, problem-solving, cognitive flexibility, etc.). This means not only playing complex games (think crossword and jigsaw puzzles, card games, and chess) but also engaging in soul-fulfilling activities. 'It becomes exponentially more important to challenge the brain around your purpose as you get older,' Dean previously said on the mindbodygreen podcast. 'We say, 'Don't retire—rewire. Reconnect.''Here are some ways you can strengthen your executive functioning skills and promote brain longevity in your 40s (and beyond!): The takeaway Your 40s are a pivotal time for your brain healt
Brain Health Dementia 40S Perimenopause Executive Function Cognitive Decline Lifestyle Habits
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