如果老年人缺乏社会联系或感到孤独，他们将面临更大的健康问题，甚至死亡的风险。孤独感与抑郁、焦虑和自杀率较高有关。专家说，社会孤立对老年人健康的影响与一天抽15支烟一样。

研究表明，参加集体锻炼的老年人的孤独感和社会孤立感都有所降低。Cedars-Sinai Medical Center的这项研究是关于老年人参加集体锻炼班，估计中国老年人跳广场舞的效应应与之类似。

Exercise classes can reduce loneliness, social isolation in seniors

https://www.sciencedaily.com/releases/2020/11/201112155830.htm

1. Allison Moser Mays, Sungjin Kim, Katrina Rosales, Tam Au, Sonja Rosen. The Leveraging Exercise to Age in Place (LEAP) Study: Engaging Older Adults in Community-Based Exercise Classes to Impact Loneliness and Social Isolation. The American Journal of Geriatric Psychiatry, 2020; DOI: 10.1016/j.jagp.2020.10.006