Trends in Cognitive Sciences.Investigators examined a broad range of studies and discovered loneliness can have a severe impact.
Among their findings:Loneliness directly impairs the immune system, making us less resistant to diseases and infections. Indeed, feeling lonely and having few friends can result in a particularly poor immune defense.People who are more socially integrated, however, have better adjusted biomarkers for physiological function, including lower systolic blood pressure, lower body mass index, and lower levels of C-reactive protein (another molecular response to inflammation).Humans are intensely social and benefit psychologically and physically from social interaction.
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