Alzheimer's disease & dementia

Sugar's 'tipping point' link to Alzheimer's disease revealed

For the first time a "tipping point" molecular link between the blood sugar glucose and Alzheimer's disease has been established by scientists, who have shown that excess glucose damages a vital enzyme involved with inflammation ...

Cardiology

High levels of intense exercise may be unhealthy for the heart

There is growing evidence that high levels of intense exercise may be cardiotoxic and promote permanent structural changes in the heart, which can, in some individuals, predispose them to experience arrhythmias (abnormal ...

Genetics

Scientists pinpoint how a single genetic mutation causes autism

Last December, researchers identified more than 1,000 gene mutations in individuals with autism, but how these mutations increased risk for autism was unclear. Now, UNC School of Medicine researchers are the first to show ...

Neuroscience

Casual marijuana use linked to brain abnormalities in students

Young adults who used marijuana only recreationally showed significant abnormalities in two key brain regions that are important in emotion and motivation, scientists report. The study was a collaboration between Northwestern ...

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