‘Positive updates on Facebook spread happiness’

Posting a positive status update on Facebook could help spread happiness amongst your friends, according to new research.

Analysis of over 1bn anonymised status updates among more than 100m Facebook users has shown posting a positive message can be contagious.

Researchers analysed Facebook status updates in the top 100 most populous cities in the US between January 2009 and March 2012, using automated text analysis.