<ul>
<li>Research showed that after social isolation, subjects' brain scans showed more activity in the midbrain when shown pictures of social cues. </li>
<li>When subjects were hungry but had not been socially isolated, they showed a similar reaction to food cues, but not social ones. This shows that the drive for social contact and for things like food seems to be represented in a similar way.</li>
</ul>

Research on loneliness findings

<ul>
<li>Scientific literature has linked loneliness to depression, anxiety, alcoholism, and drug abuse.</li>
<li>Loneliness makes you more likely to fall ill by suppressing healthy immune function. </li>
<li>Biochemical changes from loneliness an accelerate cancer, heart disease, and Alzheimer's. </li>
<li>The ability to detect and measure it could help identify those at risk.</li>
</ul>

Detecting Loneliness

It's possible to be completely isolated and feel invigorated. 
It is also possible to be surrounded by a crowd or be accompanied by close friends and feel lonely.

Loneliness is subjective

Objectively measuring loneliness in the brain, as opposed to asking people how they feel, could give clarity on, for example, the connection between loneliness and depression. It could also shed some light on addiction.
The ability to measure loneliness may make it far easier to design targeted interventions.

Measuring loneliness

Long before the world had ever heard of covid-19, Kay Tye set out to answer a question that has taken on new resonance in the age of social distancing: When people feel lonely, do they crave social interactions in the same way a hungry person craves food? And could she and her colleagues detect and…

Detecting Loneliness

Similar ideas to Detecting Loneliness

Health Risks Associated With Loneliness

Health risks of loneliness

Aloneness vs. Loneliness