Will lockdown loneliness make us loners?

Over the past months at least half of the world’s population has been affected by some form of lockdown due to COVID-19. Many are experiencing the impact of social isolation. Loneliness affects both mental and physical health, but counterintuitively it can also result in a decreased desire for social interaction. To understand the mechanics of this paradox, UCL researchers based at the Wolfson Institute and the Sainsbury Wellcome Centre investigated social behaviour in zebrafish.