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Joyce Siette

Joyce Siette

The Conversation

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There are new blood tests for Alzheimer’s. Should I have one?

There are new blood tests for Alzheimer’s. Should I have one?

New blood tests for Alzheimer’s won’t give you an instant diagnosis. Here’s what they’ll tell you instead.

tuesday 7

The Conversation

Joyce Siette

Your dementia risk is higher if your spouse has it – but it’s more than shared lifestyle

A new study looked at almost one million married couples and found dementia clustered among couples. Shared lifestyle doesn’t explain everything.

21.07.2026 20

The Conversation

Joyce Siette

We can’t know if Donald Trump has dementia. Even if he did, it wouldn’t excuse his actions

Claims about dementia may seem explanatory, but diagnosing from a distance is flawed – and risks stigma, misinformation and misplaced...

27.04.2026 30

Pearls and Irritations

Joyce Siette

We can’t know if Donald Trump has dementia. Even if he did, it wouldn’t excuse his actions

Blaming behaviour we don’t like on a disease means less accountability, and is bad for those who live with dementia. It’s also often inaccurate.

23.04.2026 20

The Conversation

Joyce Siette

Exercising in mid and later life can reduce dementia risk – new study

People who did a lot of physical activity between 45 and 64 had much lower odds of developing dementia – even when they carried a genetic risk factor.

19.11.2025 20

The Conversation

Joyce Siette

Could cold sores increase the risk of Alzheimer’s disease? A new study is no cause for panic

Alzheimer’s is a complex disease caused by many interacting factors. It’s possible the herpes virus could play a small role – but the evidence...

22.05.2025 20

The Conversation

Joyce Siette

Dementia risk depends on more than lifestyle factors. Overstating this can cause stigma and blame

Are we promoting prevention strategies that work for everyone, or only for those who already have the means and access?

13.05.2025 20

The Conversation

Joyce Siette