Obesity has been linked to cognitive decline, even Alzheimer’s, but researchers questioned if it really was the weight, which can take years to gain, or the high-fat foods harming the brain. In just three days, they had their answer.

One factor related to cognitive decline is brain shrinkage, also known as brain atrophy. As brain size decreases, connections between brains cells are lost and that leads to problems with thinking skills, memory and even performing daily activities, But a Japanese diet may keep your brain plump and sharp…

When is dementia, not dementia? When it’s a liver disease that attacks the brain and leaves surprisingly similar symptoms in its wake. Good news? When this liver condition attacks your brain you can fight it with laxatives and medication…

Women are almost twice as likely to develop Alzheimer’s as men. While the exact reason has been a mystery, there are plenty of plausible theories. But a connection between two molecules is strong enough to even lead to a blood test for early detection…

Stroke can change or take your life in an instant. But one type, known as a mini-stroke, is often referred to as a warning stroke. Heed it and you might escape significant harm. But that adage no longer holds up…

Atrial fibrillation is more common in people over 65. But trends in certain risk factors are changing that, and linking the condition with more than a 50% increased risk for early-onset dementia, even without stroke…

“Eat the rainbow” was coined for a good reason: To reap the incredible disease-fighting benefits of flavonoids and reduce your risk of early death, research suggests it’s key to get them from these different sources…

In the U.S., one in 10 adults takes antidepressants. And when you come with physical complaints, it gets blamed on the depression. But depression doesn’t just hurt. It contributes to the diseases that cut our lives short.

It’s not Alzheimer’s yet. But it could be. That’s because this common condition not only shrinks brains, an MRI study shows it’s rapidly aging them, too. Luckily, it also links a single nutrient to keeping them young and plump…

Toxic metals, like lead and mercury, cause brain damage, heart problems and kidney dysfunction. Abundant in daily life, the threat is real, but the news is good: Mercury can be manufactured out of our favorite nutrient-rich fish.

Some of us worry about losing physical independence with age, while others fear falling victim to dementia. But here’s the thing: neither frailty nor dementia is part of normal aging. And you can intervene early enough to keep one from leading to the other.

The immune system is great when it’s working properly. But when it becomes overactive, it attacks healthy tissues and organs and can lead to devastating autoimmune diseases. That’s where guardians come in…