Simple changes could eliminate nearly half of all dementia, research suggests

(NaturalHealth365)  Here’s what nobody tells you about dementia: nearly half of all cases could theoretically be prevented by addressing lifestyle factors we control right now.  Not someday when pharmaceutical companies develop the perfect pill.  Not through experimental treatments costing tens of thousands annually.  Today, through choices available to anyone willing to challenge the narrative that cognitive decline is simply inevitable aging.

The Lancet Commission’s 2024 report identified 14 modifiable risk factors accounting for 45% of dementia cases worldwide.  Yet Western medicine continues funneling resources toward reactive drug treatments while systematically downplaying prevention strategies that threaten nothing except pharmaceutical profit margins.

Why prevention gets buried while drugs get headlines

When lecanemab, a monoclonal antibody targeting amyloid plaques in the brain, received FDA approval for Alzheimer’s treatment, media coverage exploded despite the drug producing modest effects – reducing deterioration by 0.45 points on clinical rating scales over 18 months at $26,500 annually, requiring biweekly infusions, frequent MRI monitoring, and carrying significant side effect risks including brain swelling and microhemorrhages affecting up to 33% of patients with certain genetic markers.

Meanwhile, evidence showing that treating hearing loss, the single largest modifiable risk factor, can dramatically lower dementia risk gets minimal attention.  Hearing aids in high-risk populations reduced cognitive decline by 48% over three years in rigorous studies.  The intervention costs a fraction of pharmaceutical treatments, produces zero dangerous side effects, and addresses the deprivation of neural and social stimulation that starves brains of protective input.

The pattern repeats across all 14 factors.  Untreated vision loss increases dementia risk by 47%, yet corrective eyewear and natural eyehealth supporting strategies receive no promotional campaigns.  High LDL cholesterol in midlife raises risk by 33%, but dietary intervention and targeted supplementation lack patent protection, so they generate no marketing budgets.  Physical inactivity, social isolation, air pollution exposure, smoking, depression, hypertension, obesity, diabetes, excessive alcohol, traumatic brain injury, and inadequate education all contribute measurably to dementia risk – all modifiable through lifestyle changes that pharmaceutical companies cannot monetize.

What the research actually shows works

Population studies demonstrate that age-specific dementia rates have decreased in high-income countries over recent decades, likely due to better cardiovascular health, increased education, and reduced smoking.  People maintaining healthy lifestyles – regular exercise, no smoking, limited alcohol, cognitive engagement – show lower dementia rates, resulting in more healthy years.

The Commission calculated that eliminating less education accounts for 5% of preventable dementia, hearing loss 7%, high cholesterol 7%, depression 3%, traumatic brain injury 3%, physical inactivity 2%, smoking 2%, diabetes 2%, hypertension 2%, obesity 1%, excessive alcohol 1%, social isolation 5%, air pollution 3%, and untreated vision loss 2%.

Protect your brain without prescriptions

The evidence points toward specific actions anyone can implement regardless of age – it’s never too early or too late to reduce risk.

Address sensory loss immediately: Get annual hearing and vision testing.  Sensory input maintains neural networks and prevents the social withdrawal that accelerates decline.

Protect your cardiovascular health: Control blood pressure below 130 mmHg from age 40, manage cholesterol through diet emphasizing fish and olive oil while limiting inflammatory oils, maintain a healthy weight, and control blood sugar, preventing diabetes.

Prioritize cognitive and social engagement: Pursue education and mentally stimulating work throughout life.  Maintain active social connections through clubs, volunteering, or regular family contact.  Loneliness and isolation directly accelerate cognitive deterioration.

Protect your head: Wear helmets for cycling and contact sports.  Limit heading practice in soccer.  Avoid playing immediately after head injuries.  Traumatic brain injury at any age increases dementia risk decades later.

Move your body consistently: Just 30 minutes of brisk walking daily lowers dementia risk by 20% through increased blood flow and the release of neurotrophic factors.  The benefits of exercise appear regardless of when you start.

Eliminate smoking and limit alcohol: Midlife smoking increases risk by 30%.  Quitting eliminates this excess risk.  Keep alcohol consumption under 21 units weekly.

Reduce air pollution exposure: Use air purifiers, and avoid high-traffic areas when possible.  Every 1 microgram increase in particulate matter increases dementia risk.

Understanding what Western medicine won’t prioritize

The uncomfortable truth is that effective dementia prevention requires addressing root causes through nutrition, lifestyle, detoxification, and environmental changes that generate no pharmaceutical revenue.  Health systems profit from managing disease, not preventing it.  Cognitive decline becomes a chronic condition requiring ongoing medication management rather than a potentially preventable outcome of accumulated lifestyle factors.

Ready to discover what leading experts recommend for protecting long-term brain health?

Jonathan Landsman’s Alzheimer’s and Dementia Summit brings together top scientists, researchers, holistic doctors, and nutritionists, revealing evidence-based approaches to cognitive preservation.

Discover how the 14 modifiable risk factors affect your personal dementia risk, natural protocols for maintaining brain health throughout life, which environmental toxins accelerate cognitive decline, advanced strategies for optimizing circulation and reducing inflammation, and why the pharmaceutical approach systematically ignores the most effective prevention strategies.

Sources for this article include:

Thelancet.com

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