Nostalgia may have bona fide benefits in hard times, like the pandemic

Researchers hope to develop therapies that trigger special memories for mental health gains

Women looking at an old photograph

Lonely people are often unhappy, but they also tend to think more about key moments from their pasts. Turning to nostalgia, such as these women looking at old photographs, could help people cope during hard times, researchers say.

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Over 300 years ago, Swiss physician Johannes Hofer observed disturbing behaviors among Swiss mercenaries fighting in far-flung lands.