Health

Study finds new measure for stress in overtrained athletes

With many recreational triathletes and runners ramping up their training in hopes of getting a personal best this summer, a new measure of stress in the body demonstrates that more isn't better when it comes to endurance ...

Neuroscience

Increased nerve activity may raise blood pressure in anxiety

Sympathetic nerve activity to skeletal muscle blood vessels—a function of the nervous system that helps regulate blood pressure—increases during physiological and mental stress in people with chronic anxiety, a new study ...

Neuroscience

Brain signals for drug screening

There are still comparatively few treatments available for brain diseases. Among other reasons, this is due to the difficulty of developing new drugs, as it is not easy to establish the effects and side effects of a substance ...

Neuroscience

BOLD view of white matter

The brain consists of gray matter, which contains the nerve cell bodies (neurons), and white matter, bundles of long nerve fibers (axons) that until recently were considered passive transmitters of signals between different ...

Diseases, Conditions, Syndromes

Stress may switch on bone 'mets'

Stress stimulates the formation of blood vessels in bone and may help breast cancer cells to invade this organ.

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