It’s good to keep up with the research – even when the findings are obvious to anyone who sings in a choir!
Here are some articles from various sources:
1 – Fight Cancer: says choral singing helpful in fighting cancer; not only social, emotional and psychological benefits, biological effects too.
2 – Heart Research: talks about the benefits for your heart when you sing in a choir
3 – Comparison: the benefits of Choral Singing compared to Singing Alone and Playing Sport. No prizes for guessing who comes out top!
4 – Benefits Explained: by an expert in the field of music education
5 – BBC: their take on benefits. Explained by Gareth Malone and others
6 – How Stuff Works: scientific research on the link between singing in a choir and happiness
7 – Teambuilding: workplace wellbeing through singing
8 – Singing For Dummies: more benefits spelled out
. . . and there are lots more to Google. Maybe stop reading, start singing?