Are you sleep deprived? Your spit may hold answer

Sleep loss dulls alertness and coordination, and it can produce effects similar to severe intoxication, making actions like driving incredibly risky. But there's no clinical test for determining when someone is dangerously ...

Blood marker tracks hidden progression in multiple sclerosis

Modern therapies have transformed care for people with multiple sclerosis (MS). Yet the disease continues to progress in a substantial proportion of patients, even in the absence of relapses. Detecting and treating this gradual ...

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