Hänzi Pōtter<p>Changes linked to <a href="https://mastodon.world/tags/dementia" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>dementia</span></a> can begin up to 20 years before symptoms appear, so <a href="https://mastodon.world/tags/midlife" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>midlife</span></a> — your 40s to 60s — may be a critical window for protecting your brain <a href="https://mastodon.world/tags/axios" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>axios</span></a> <a href="https://www.axios.com/2025/04/02/marriage-dementia-risk-study" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">axios.com/2025/04/02/marriage-</span><span class="invisible">dementia-risk-study</span></a></p>