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The Dementia League The Dementia League – Empowering you with science-backed ways to protect your brain! Stay informed, take action. Follow for weekly breakthroughs. 🧠

We share the latest peer-reviewed research on lowering dementia & Alzheimer’s risk + healthy brain habits.

Can staying active after cancer be linked to better brain health? 🧠In a study of cancer survivors, lower physical activi...
10/11/2026

Can staying active after cancer be linked to better brain health? 🧠

In a study of cancer survivors, lower physical activity was linked to higher dementia risk: a 46% increase with decreased activity.

Keeping activity up, or increasing it, was linked to a 18% lower risk overall. The link was stronger in people who had chemotherapy.

This is observational, so it can’t prove cause and effect, but it adds to the case for moving more when you can.

What helps you stay active day to day?

Could a plate of plants support sharper thinking? 🌿This review found that higher adherence to vegan, vegetarian, and hea...
10/10/2026

Could a plate of plants support sharper thinking? 🌿

This review found that higher adherence to vegan, vegetarian, and healthy plant-based eating patterns was linked to lower risk of cognitive decline and dementia.

Higher intakes of red and processed meat were linked to higher risk.

For brain health, the big takeaway is simple: more fiber-rich, unsaturated-fat foods may fit well with heart and brain care.

What does your everyday plate look like?

Ever felt your brain work harder on a scorching day?A study of adults 65+ found that heatwave exposure was linked to a h...
10/09/2026

Ever felt your brain work harder on a scorching day?

A study of adults 65+ found that heatwave exposure was linked to a higher risk of later cognitive impairment. Each 10-day increase in annual mean heatwave days was associated with an 11% higher risk.

People with the ApoE ε4 gene variant also had a higher risk, but this was an observational study, so it shows association, not cause. As summers get hotter, protecting older adults from heat matters for brain health. ☀️

Across Europe, the number of people living with dementia has risen about 90% since 1990: 7.76 million in the EU-27 in 20...
10/08/2026

Across Europe, the number of people living with dementia has risen about 90% since 1990: 7.76 million in the EU-27 in 2023, and 12.28 million across the WHO European Region. The study also estimated that 41% of dementia-related premature mortality in the EU-27 were tied to modifiable risks, especially air pollution, high blood sugar, and higher body weight. What change should get priority?

Source: Daniele Urso et al. (2026, July 31). Burden of Dementia in Europe, 1990-2023.

Could serious infections be linked to faster cognitive aging? 🧠A large UK study of 339,000+ adults found that people hos...
10/07/2026

Could serious infections be linked to faster cognitive aging? 🧠

A large UK study of 339,000+ adults found that people hospitalized for an infection were associated with more than twice the risk of developing dementia over 13 years.

And if someone was already aging faster biologically, that risk was even higher.

This held across infection types, dementia subtypes, and different age groups — though observational research like this can't prove cause and effect.

The takeaway: protecting your body from serious illness may matter more for brain health than we once thought.

What's one thing you do to stay on top of your health during cold and flu season?

Can board games actually help your brain stay sharp? Board games were linked to better gains in verbal short-term memory...
10/06/2026

Can board games actually help your brain stay sharp?

Board games were linked to better gains in verbal short-term memory in children, visuospatial short-term memory in kindergarten-aged kids, and processing speed in older adults.

The evidence is promising, but not strong enough for a firm recommendation yet. What games keep your brain busy? 🎲

Could having both insomnia and sleep apnea be a red flag for brain health?In this study, people with comorbid insomnia a...
10/05/2026

Could having both insomnia and sleep apnea be a red flag for brain health?

In this study, people with comorbid insomnia and obstructive sleep apnea had a 34% higher risk of dementia over 5 years than people with sleep apnea alone.

If you snore, wake often, or feel unrefreshed, it’s worth talking with a doctor about sleep care. 💤

A few years of structured exercise may help keep memory sharper as we age.A recent study found that people assigned to 4...
10/04/2026

A few years of structured exercise may help keep memory sharper as we age.

A recent study found that people assigned to 48 months of supervised moderate-to-high-intensity aerobic, strength, and stretching work ended up with better thinking scores than those who kept usual habits.

The biggest gains showed up in healthy adults, and people with subjective memory complaints also did better on memory, attention, and reasoning.

For brain health, the message is clear: regular exercise looks like a powerful long game.

What kind of movement do you find easiest to stick with week after week? 🏃

Ever wonder if one medicine can quietly work against another? 💊A review found that older adults with dementia were often...
10/03/2026

Ever wonder if one medicine can quietly work against another? 💊

A review found that older adults with dementia were often prescribed anticholinergic drugs alongside dementia medicines.

In some settings, overlap was around 5–13%; in long-term care, it reached 61–67%.

High anticholinergic burden was linked to a 52% higher risk of delirium and a 23% higher risk of death over 2 years. This is a medication-safety issue, but the evidence is observational, so cause and effect is not proven.

For brain health, it’s a reminder to review all meds, especially with multiple prescribers.

Could vitamin D and omega-3s help protect thinking as we age?Adults with mild cognitive impairment took vitamin D3, DHA,...
10/02/2026

Could vitamin D and omega-3s help protect thinking as we age?

Adults with mild cognitive impairment took vitamin D3, DHA, and the combo and found improved cognitive scores compared with placebo, with the combined group doing best.

The study also found lower levels of blood inflammation-related markers tied to cell stress.

The takeaway: healthy vitamin D and omega-3 intake may be worth discussing with your doctor for brain health. 😊

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