New Research Links Social Isolation To Lower Brain Volume

Social isolation and loss of energy: Study finds a drop in energetic arousal after social isolation for people who lived alone or reported high sociability. This suggests lowered energy could be part of a homeostatic response to the lack of social contact.

Both social isolation and loneliness are significantly associated with an increased risk of all-cause mortality, according to a systematic review and meta-analysis of 90 cohort studies and over 2 million individuals.

Alone and Exhausted: The Unexpected Energy Toll of Social Isolation