Link 1: https://www.sciencemag.org/news/2020/03/we-are-social-species-how-will-social-distancing-affect-us
Link 2: https://www.news-medical.net/news/20200412/What-are-the-side-effects-of-social-and-physical-distancing.aspx
Link 3: https://www.aljazeera.com/indepth/features/doctor-note-psychological-effects-social-distancing-200414071411061.html

These links should provide enough information to get to know more about consequences of social isolation