Tag: Sleep Loss

July 17, 2017 | by Greg Richter | PennMedicine.org More than a third of Americans don’t get enough sleep, and growing evidence suggests it’s not only taking a toll on their physical health through heart disease, diabetes, stroke, and/or other conditions, but hurting their mental health as well. According to a recent study led by Postdoctoral Fellow Ivan Vargas, PhD, in the journal Cognitive Therapy and Research, those who are sleep deprived lose some of their ability to be positive-minded people. That may not sound serious, but medical experts say an inability to think positively is a serious symptom of …