Alzheimer's disease & dementia

High metabolism is an early sign of Alzheimer's disease, finds study

An early phase in the process of developing Alzheimer's disease is a metabolic increase in a part of the brain called the hippocampus, report researchers from Karolinska Institutet in a study published in Molecular Psychiatry. ...

Psychology & Psychiatry

Yoga nidra might be a path to better sleep and improved memory

Practicing yoga nidra—a kind of mindfulness training—might improve sleep, cognition, learning, and memory, even in novices, according to a pilot study published in the open-access journal PLOS ONE on December 13 by Karuna ...

Neuroscience

Alzheimer's disease can be diagnosed before symptoms emerge

A large study led by Lund University in Sweden has shown that people with Alzheimer's disease can now be identified before they experience any symptoms. It is now also possible to predict who will deteriorate within the next ...

Immunology

Vaccines charge up natural immunity against SARS-CoV-2

According to new research, people who have had COVID enjoy strong immunity against the coronavirus for at least a year after they were initially infected. In analyzing antibodies present in the blood of COVID patients, Rockefeller ...

Neuroscience

Why the memory of fear is seared into our brains

Experiencing a frightening event is likely something you'll never forget. But why does it stay with you when other kinds of occurrences become increasingly difficult to recall with the passage of time?

Health

The difference between an aging brain and dementia

Forgetting small things such as dates, and events and difficulty in recalling old information can be a normal part of aging. But at what point does it go too far? Do you have to worry every time your memory seems to fail ...

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