on PinterestResearch suggests that being happier may help you avoid developing common chronic diseases.
on PinterestResearch suggests that being happier may help you avoid developing common chronic diseases. Image Credit: Anna Malgina/Stocksy
- Research suggests that being happier may help you avoid developing common chronic diseases.
- However, the benefits only seem to kick in above a certain level on the “Life Ladder.”
- Experts say “meaningful happiness” is about a sense of safety and social connection.
- Personal choices as well as public policy decisions may encourage greater happiness.
Can being happier actually help you live a longer and healthier life?
A recent global study, published in Frontiers in Medicine, suggests that it can — but only once you reach a certain “tipping point” of well-being.
Below that point, extra happiness doesn’t seem to make much difference to health, according to the researchers.
They suggest that these findings hint at a sweet spot where improving life satisfaction could become a powerful public health tool, alongside addressing known risks such as obesity, alcohol use, and pollution.
What’s the link between happiness and health?
The research team wanted to see if the link between happiness and health follows a straight line or if it has a curve with a threshold where the effect kicks in.
To do this, they turned to a globally recognized measure of life satisfaction called the “Life Ladder.” This survey asks people to imagine a ladder from 0 at the bottom (“worst possible life”) to 10 at the top (“best possible life”) and place themselves on it.
They gathered national average scores from 123 countries between 2006 and 2021, alongside official health statistics on deaths from non-communicable diseases (NCDs) among adults ages 30 to 70.
NCDs include heart disease, cancer, diabetes, and chronic respiratory conditions — illnesses responsible for about three-quarters of deaths worldwide, according to estimates cited by the authors.
To make sure their results didn’t just reflect other health influences, the researchers included a range of factors in their analysis: alcohol consumption, obesity rates, urbanization, air pollution levels, health spending, national income, and governance quality.
They employed a sophisticated statistical model called panel smooth transition regression, which can detect changes in relationships based on the level of a key variable.
In this case, the Life Ladder score served as the “transition variable,” enabling the team to determine if the impact of happiness shifted once a specific score was reached.
They also tested for dynamic feedback using another method, panel vector autoregression. This helped them explore whether happiness and NCD mortality influence each other over time.
For example, they could determine whether happier populations not only have fewer deaths from chronic disease, but also whether healthier populations become happier.
Other factors shaping health outcomes
The analysis revealed a clear threshold: Happiness only began to have a protective effect on health once a country’s average Life Ladder score rose above roughly 2.7 out of 10.
Below that level, extra happiness didn’t significantly change death rates from chronic disease. But above it, every small increase in happiness was linked to a steady drop in NCD mortality.
The researchers found no upper limit within the observed range. In other
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