Research & Brain Health

What new studies actually mean for your family.

Can Ozempic Prevent Alzheimer’s? What the Research Actually Shows

Two headlines about Ozempic and other GLP-1 drugs and Alzheimer's seem to contradict each other; one says semaglutide may cut risk by up to 70 percent, another says a major trial found no benefit. Dr. Natali explains why both are true, breaking down the difference between prevention and treatment research and what it means for caregivers and their loved ones.

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New Alzheimer’s Drugs Don’t Work? What the Cochrane Review Actually Says

A major research organization published a review in April 2026 saying new Alzheimer's drugs offer trivial benefit. But the scientific debate is more complicated than the headlines suggest. Dr. Natali breaks down what the Cochrane review actually found, why researchers are pushing back, and the three questions to bring to your loved one's neurologist.

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The Blood Test That Detects Alzheimer’s Years Before Symptoms (What Caregivers Need to Know)

A new Alzheimer’s blood test can detect changes years before symptoms appear. Learn what it means for diagnosis and caregivers.

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Can One Egg a Week Lower Alzheimer’s Risk?

I actually don't like eggs. But two long-term US studies found eating them was linked to less Alzheimer's, slower decline on a thinking test in women, and no harm in men.

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Are We Actually Making Progress in Dementia Research?

If dementia research is advancing, why does caregiving still feel so hard? This article takes an honest look at what recent research has actually changed, where limitations remain, and why progress does not always translate into easier day-to-day care for families.

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Could Lithium Help Prevent or Treat Alzheimer’s Disease? What Caregivers Should Know

Mice given a very small dose of lithium had better memory and fewer plaques. But lithium is hard to dose safely in older adults, so please don't try it on your own.

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Can AI Increase Dementia Risk? What Every Caregiver Needs to Know

Learning builds backup roads in your brain, so it can find a detour when one gets damaged. If AI does too much of your thinking, you build fewer of them.

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Olive Oil and Brain Health: Can It Really Protect Against Dementia?

It's not apple cider vinegar. The oil I put on my salad every night was linked to a stronger blood-brain barrier in people who already had memory problems.

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Terrifying New Dementia Study: 42% of Americans at Risk. Are You Prepared?

A massive new study just dropped in Nature Medicine, and the findings? Honestly… they’re terrifying. 42% of Americans over the age of 55 are expected to develop dementia. That number is way higher than what we previously believed. And the risk? It doubles every year after age 65. This isn’t just a number. It’s a […]

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Shocking Link Between Your Mouth and Dementia

When you think of dementia, your mind probably jumps straight to memory loss, confusion, or genetics. But what if I told you the health of your mouth, your gums, your teeth, even the bacteria on your tongue, could be playing a major role in how your brain ages? How Is Oral Health Connected to the […]

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Could This Vitamin Slow Down Alzheimer’s? What Caregivers Need to Know About Benfotiamine

Most people with Alzheimer's have enough vitamin B1, but their brains can't absorb it. A synthetic form called benfotiamine helps it get in, and one small study found less decline.

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14 Ways to Cut Your Dementia Risk in Half (Backed by Science)

A woman at one of my talks makes herself a mocktail in a fancy glass every night. Small swaps like that count, because 14 everyday factors are linked to nearly half of dementia cases.

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