Running Towards Happiness? The Psychology of the Hedonic Treadmill

A

Most people assume that improving their circumstances will make them permanently happier. Better-paid jobs, larger homes and more luxurious possessions are commonly viewed as stepping stones towards a more satisfying life. However, psychologists have found that while such changes usually generate an immediate emotional response, the effect is often temporary. Within months, many people report feeling no happier than they did before. This pattern has become known as the hedonic treadmill, a theory suggesting that people continually adapt to improvements in their lives, making yesterday’s success feel like today’s normal routine.

B

Interest in the phenomenon grew after several influential studies compared groups whose lives had changed dramatically. Researchers expected individuals who had experienced remarkable good fortune to remain considerably happier than average. Instead, many participants reported that their initial excitement gradually faded. Similar observations emerged among people recovering from difficult life events. Although severe hardships undoubtedly reduced wellbeing, many individuals eventually regained much of their previous level of life satisfaction. These findings indicated that emotional recovery and adaptation occur far more frequently than had previously been assumed.

C

Neuroscientists believe the explanation lies partly in the way the human brain processes change. Novel experiences naturally attract attention because they differ from ordinary daily life. Whether someone buys a new car or moves into a larger apartment, unfamiliarity stimulates curiosity and emotional engagement. Over time, however, repeated exposure reduces the brain’s response. Once an experience becomes predictable, it demands less attention, and the pleasure associated with it gradually weakens. In evolutionary terms, constantly noticing new opportunities may have been more valuable than appreciating familiar ones.

D

Adaptation is strengthened by another psychological process: shifting expectations. Achieving one goal often creates an entirely new benchmark rather than lasting satisfaction. A graduate who secures a desirable job may soon focus on promotion. Someone who buys a comfortable home may begin comparing it with even larger properties. As personal standards rise, achievements that once appeared exceptional quickly lose their emotional significance. Rather than reducing ambition, success frequently encourages individuals to pursue increasingly demanding objectives.

E

The modern digital environment appears to reinforce this tendency. Social media rarely presents ordinary moments. Instead, users are exposed to carefully selected images highlighting holidays, celebrations, expensive purchases and professional achievements. Since people naturally evaluate themselves against others, repeated exposure can distort perceptions of what is normal or desirable. Importantly, dissatisfaction does not necessarily arise because individuals possess less than before, but because they believe others possess more. In this way, comparison continually shifts the psychological finish line.

F

Not every source of happiness is equally vulnerable to adaptation. Studies suggest that experiences involving variety, personal relationships and meaningful activities tend to produce longer-lasting satisfaction than material purchases. Travelling with friends, volunteering or learning a new skill often creates memories that continue to generate positive emotions long after the event itself. Such activities usually involve novelty, social connection and personal development, making them less susceptible to becoming routine.

G

The concept has attracted attention well beyond academic psychology. Economists have questioned whether national prosperity alone should be regarded as the primary measure of social progress. Some governments now collect data on citizens’ wellbeing alongside traditional economic statistics. Businesses, meanwhile, frequently introduce updated products to maintain consumer interest, recognising that excitement surrounding new purchases naturally fades. For individuals, the research offers a practical lesson: increasing income or acquiring more possessions may improve comfort, but they do not necessarily guarantee enduring happiness.