{"id":234819,"date":"2026-04-08T23:09:03","date_gmt":"2026-04-09T04:09:03","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/04\/apoe4-increases-neurons-excitability-before-symptoms-appear"},"modified":"2026-04-08T23:09:03","modified_gmt":"2026-04-09T04:09:03","slug":"apoe4-increases-neurons-excitability-before-symptoms-appear","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/04\/apoe4-increases-neurons-excitability-before-symptoms-appear","title":{"rendered":"APOE4 Increases Neurons\u2019 Excitability Before Symptoms Appear"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/apoe4-increases-neurons-excitability-before-symptoms-appear.jpg\"><\/a><\/p>\n<p>The pro-Alzheimer\u2019s allele <a href=\"https:\/\/www.nature.com\/articles\/s43587-026-01096-0\">APOE4 makes hippocampal neurons in mice smaller and hyperexcitable<\/a>. This effect, which resembles epilepsy and accelerated aging, can be mitigated by manipulating a neuronal protein [1].<\/p>\n<p><b><b>Before symptoms arise<\/b><\/b><\/p>\n<p>Alzheimer\u2019s disease begins long before symptoms appear, building silently for decades. The single strongest genetic risk factor for the common, late-onset form of Alzheimer\u2019s is the \u03b54 variant of the apolipoprotein (APOE) gene, APOE4. Carrying a single copy of this variant (being heterozygous) roughly triples your Alzheimer\u2019s risk; having two copies increases it about 12-fold.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The pro-Alzheimer\u2019s allele APOE4 makes hippocampal neurons in mice smaller and hyperexcitable. This effect, which resembles epilepsy and accelerated aging, can be mitigated by manipulating a neuronal protein [1]. Before symptoms arise Alzheimer\u2019s disease begins long before symptoms appear, building silently for decades. The single strongest genetic risk factor for the common, late-onset form of [\u2026]<\/p>\n","protected":false},"author":662,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-234819","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/234819","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/662"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=234819"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/234819\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=234819"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=234819"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=234819"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}