Cardiology

Leg muscle action assists blood flow independently of age

Chronic lower-limb edema (CLE)—the permanent accumulation of fluid in the leg—often occurs in elderly people. The condition leads to various physical and mental problems, including difficulty in walking or moving, fatigue ...

Radiology & Imaging

MRI images: More efficient, quieter and faster

Magnetic resonance imaging has become an indispensable tool for medical diagnostics. Using metamaterials—printed circuit boards whose properties can be systematically adjusted—can increase measurement sensitivity by a ...

Obstetrics & gynaecology

Pregnancy stress may shape baby brain

Stress levels in mothers—measured by a hormone linked to anxiety and other health problems—is related to changes in areas of the infant brain associated with emotional development, the study suggests.

Radiology & Imaging

Tracer molecule may improve imaging tests for brain injury

Researchers have validated a new radiolabeled molecule that can be used with imaging tests to accurately detect and characterize brain injury. The team, led by investigators at Massachusetts General Hospital (MGH), recently ...

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