16 February 2018
Changing an unhealthy habit depends a lot on your belief that you can do it, something psychologists call self-efficacy.
Take smoking, for example. Your belief that you are capable of quitting will influence the likelihood you will decide to quit in the first place, the amount your smoking reduces, and your chances of staying smoke-free in the long-term.
This self-belief doesn’t come out of nowhere. Besides seeing ourselves make progress (called “mastery”), health psychologists will tell you that one of the most important inspirations is seeing others successfully make the changes that you desire.
To test how true this is, Lisa Warner from the Freie Universität Berlin and her colleagues looked at the impact on smokers of having a partner whose own attempt to quit is going well. Their findings, published in the British Journal of Health Psychology, didn’t fit the expected pattern – but there’s news that co-quitting couples can help each other make a difference.
Read more on our Research Digest blog.