Health

Short walk once-a-week can lower risk of death: study

A brisk stroll once or twice a week is enough to reduce the risk of dying from heart attack, stroke or cancer, according to a statistical study of nearly 90,000 people released Tuesday.

Psychology & Psychiatry

Inflammation links heart disease and depression, study finds

People with heart disease are more likely to suffer from depression, and the opposite is also true. Now, scientists at the University of Cambridge believe they have identified a link between these two conditions: inflammation—the ...

Neuroscience

New research identifies potential PTSD treatment improvement

Researchers may have found a way to improve a common treatment for post-traumatic stress disorder (PTSD) by changing how the brain learns to respond less severely to fearful conditions, according to research published in ...

Neuroscience

Brain research reveals a circuit for cocaine relapse

Approximately 1.5 million Americans use cocaine in a given year, according to the National Institute on Drug Abuse. Many are repeat users. Unfortunately, there are currently no FDA-approved medicinal treatments for cocaine ...

Inflammatory disorders

'Inflamm-aging' causes loss of bone healing ability in the elderly

Increases in chronic inflammation—not the passage of time—is the main reason why injured bones do not heal as well with age. This is the finding of a study in mice and humans published March 18 in the Proceedings of the ...

Cancer

Team finds key to common cancer pathway

Scientists have long known that the protein p53, when mutated, is a critical factor in the onset of many different kinds of cancer. In its unmutated form, however, it is known to protect against cancer.

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