Dementia is now the leading cause of death in Australia. But why is it fatal?

October 2, 2025

Most of us know dementia—a broad term for several disorders involving declines in memory, language and thinking—can severely affect daily life.

One pint, one bold promise: What this beer health claim hides about alcohol's real trade-offs
Beer could come with a "surprising health benefit," according to a new report from the BBC. This must be pleasing news for beer drinkers everywhere. But what did the new study the BBC report was based on actually say? And does it stand up to scrutiny?
Experimental KRAS G12D drug slows cancer growth, shrinks tumors in early test
A first-in-human clinical trial led by an international team of researchers and published in the New England Journal of Medicine found that setidegrasib, an investigational targeted therapy drug designed to eliminate a key cancer-driving protein called KRAS G12D, shows encouraging early activity in patients with advanced lung and pancreatic cancers.
The Bondi Beach terror attack mobilized a team of volunteer medics. Here's what we learned
Warning: this article contains details of injuries sustained during a terrorist attack.
A brownie, a drink, a drive: Hidden impairment standard sobriety tests completely miss
Johns Hopkins Medicine researchers have added to evidence that using cannabis edibles and alcohol together worsens driving impairment compared with consuming either substance alone. The study also found that cannabis (alone or with alcohol) did not impair performance on standard field sobriety tests.
Blocking stress signals could limit harmful inflammation after heart attack
After a heart attack, the body rapidly floods the injured heart with neutrophils—white blood cells that help repair damage but can also make it worse when too many arrive too quickly. New research from the University of Oklahoma shows that these early-arriving cells come not from the bone marrow, as long believed, but from a hidden reserve along blood vessel walls. The discovery also identifies a potential way to limit their harmful surge.

Dementia is now the leading cause of death in Australia. But why is it fatal?

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