-Latvia and Estonia are the countries with the most people in choir in the world
-When a choir is singing, sometimes the heartbeat of each member is actually aligned
-India holds the record for the largest choir in the world, with 121,440 people singing for over 5 minutes
-The oldest choral repetoire is over 2200 years old
-Choir is considered to be a pretty good sport, burning around 100-136 calories an hour