Brightsurf Science News & Current Events

January 01, 2013
Higher levels of obesity associated with increased risk of death
In an analysis of nearly 100 studies that included approximately 3 million adults, relative to normal weight, overall obesity (combining all grades) and higher levels of obesity were both associated with a significantly higher all-cause risk of death, while overweight was associated with significantly lower all-cause mortality.

The science of neurosurgical practice
January's Neurosurgical Focus is on the science of neurosurgical practice.

Use of anti-depressants during pregnancy not linked with increased risk of stillbirth, infant death
In a study that included nearly 30,000 women from Nordic countries who had filled a selective serotonin reuptake inhibitor prescription during pregnancy, researchers found no significant association between use of these medications during pregnancy and risk of stillbirth, neonatal death, or postneonatal death, after accounting for factors including maternal psychiatric disease.

Real-world patient survival with defibrillators matches trial expectations
Patients who received an implantable heart defibrillator in everyday practice had survival benefits on par with those who received the same devices in carefully controlled clinical trials, according to a new study that highlights the value of defibrillators in typical medical settings.

Imaging study examines effect of fructose on brain regions that regulate appetite
In a study examining possible factors regarding the associations between fructose consumption and weight gain, brain magnetic resonance imaging of study participants indicated that ingestion of glucose but not fructose reduced cerebral blood flow and activity in brain regions that regulate appetite, and ingestion of glucose but not fructose produced increased ratings of satiety and fullness.

Second impact syndrome: A devastating injury to the young brain
Physicians report the case of a 17-year-old high school football player with second impact syndrome (SIS).
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