Sleep disorders

Study suggests ways to block hypertension in those with sleep apnea

Obstructive sleep apnea - a disorder that affects nearly one out of four people between the ages of 30 and 70 - is a common cause of high blood pressure. In the Aug. 17, 2016, issue of the journal Science Signaling, researchers ...

Cardiology

Gel injections may help heart failure patients

(HealthDay)—Heart failure patients who had beads of gel injected into their beating hearts continue to show improvement in their health a year after undergoing the procedure, researchers report.

Medical research

New portable device counts leukocytes through the skin

A novel way to count white blood cells without a blood test, simply by applying a small device on the fingertip, is being developed by a team of young bioengineers. The technology, that combines an optical sensor with algorithms, ...

Neuroscience

Water to understand the brain

To observe the brain in action, scientists and physicians use imaging techniques, among which functional magnetic resonance imaging (fMRI) is the best known. These techniques are not based on direct observations of electric ...

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