New research suggests popular weight-loss drugs may be influencing everything from attention and addiction to mental health.

Researchers have a new hypothesis for how brain cells called astrocytes might contribute to memory storage in the brain. Their model, known as dense associative memory, would help explain the brain's ...

There’s a lot to love about brains. They are arguably the most complex organ in the entire human body. 86 billion neurons send electrical and chemical signals back and forth within your brain to ...

A crucial link between the brain's cleaning system and deterioration of neurons associated with Alzheimer's disease has been discovered by University of Queensland researchers. Professor Elizabeth ...

New research has uncovered how a protein strongly linked to Alzheimer's disease plays a critical role in forming long-lasting memories—opening up new directions for future dementia treatments.

Researchers found caffeine changes brain activity during sleep, reducing deep restorative sleep and keeping the brain more ...

The brain does not only cooperate; it also competes. So determines an international study by the University of Oxford, the University of Cambridge, Pompeu Fabra University and the Montreal ...

A myocardial infarction (MI), or heart attack, doesn't just damage the cardiovascular system—it can dramatically reshape how ...

Air pollution has long been linked to breathing problems, heart disease, and reduced quality of life. But scientists are now increasingly worried about another possible danger that may be even harder ...

Parkinson's disease does more than cause tremor and trouble walking. It can also affect sleep, smell, digestion and even thinking. That may be because the disease disrupts communication in a brain ...

The human brain contains about 86 billion neurons. These cells fire electrical signals that help the brain store memories and send information and commands throughout the brain and the nervous system.

CAMBRIDGE, MA -- The human brain contains about 86 billion neurons. These cells fire electrical signals that help the brain store memories and send information and commands throughout the brain and ...