Studies show that happy people live a longer and more satisfying life. Check the infographic for the facts and figures, and below for the corresponding references.
References
1. Veenhoven 2012; 2. Zelenski, Muprhy & Jenkins 2008; Oswal, Proto & Sgroi 2009; 3. Koivumaa-Honkonen et al. 2004; Rissanen et al. 2011. 4. Dolan, Metcalfe and Powdthavee 2008; Flavin & Keane 2012. 5. Steptoe & Wardle 2001. 6. Cohen et al. 2003. 7. Davidson, Mostofsky and Whang 2010, open access. 8. Steptoe et al. 2014. 9. Thoits & Hewitt 2001. 10. Ryff et al. 2004. 11. Grant et al. 2009. 12. Siahpush, Spittal & Singh 2008.