Arteries become clogged. Blood flow is restricted and oxygen is cut off. The result is a heart attack, the world's leading ...

The brain and vagus nerve play a key role in exacerbating tissue damage after a heart attack, but there are ways to block it.

Cardiologist Bob Harrington talks to Mitch Elkind, chief science officer for Brain Health and Stroke at the AHA, about the ...

Reduced blood flow to the brain is thought to be a key factor in many forms of dementia, including Alzheimer's, and ...

For years, doctors have warned that carrying excess weight is bad for the heart and blood vessels. Now, a major body of ...

The blood-brain barrier -- a network of blood vessels and tissues that nurtures and protects the brain from harmful substances circulating in the blood -- is disrupted in Alzheimer's disease. Now, ...

Problems with the brain’s waste clearance system could underlie many cases of dementia and help explain why poor sleep patterns and cardiovascular risk factors such as high blood pressure increase the ...

Healthy blood vessels matter for more than just heart health. Vascular well-being is critical for brain health and potentially in addressing age-related cognitive decline and neurodegenerative ...

The health benefits of dietary flavanols appear to come from their ability to trigger responses in the brain and the body’s stress systems. That slightly dry, tightening feeling some foods leave in ...

A new study in Clinical Nutrition provides evidence that the regular consumption of unsalted, skin-roasted peanuts may enhance brain vascular function and memory in older adults. The research ...