loneliness

Doctors administered the "love hormone" oxytocin to patients suffering from feelings of loneliness, with intriguing results.

Oxy Toastin'

Conspiracy theorists are, by and large, loners — but a new study shows that there may be an inverse effect going on there, too.

While it might not be regularly considered a high-risk factor, the loneliness epidemic may be harder on one's health than people realize.

Loneliness is difficult to quantify, but scientists find that prolonged isolation can lead to both mental and physical medical conditions.

An app called Join Papa lets senior citizens summon "on-demand grandkids," much like you'd order food on Seamless or a car on Uber.