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Rethinking fidgeting: From distraction to health benefit
Once dismissed as a sign of restlessness or inattention, fidgeting is now being recognized by researchers as a potential tool for maintaining a healthy weight, managing stress, and even extending lifespan. Scientists suggest these small, rhythmic movements could offer significant health advantages.
The science behind the fidget
Fidgeting-often defined as restless or nervous movement-is increasingly viewed as an innate, neurologically programmed impulse. James Levine, a professor of medicine at the Mayo Clinic, describes it as the body's natural rhythm, an outward sign of an internal drive to move. This perspective challenges long-held assumptions about fidgeting as mere distraction.
Fidgeting and weight management
Global obesity rates have nearly tripled since 1975, a trend partly attributed to sedentary work environments. Prolonged sitting is linked to slower metabolism, impaired blood sugar regulation, and increased fat storage. However, research indicates that fidgeting may counteract these effects by prompting subtle movement.
Levine's studies reveal that slimmer individuals tend to act on fidgeting impulses more frequently, standing or moving for up to two additional hours daily compared to those with obesity. Even minor movements, such as foot-tapping, can increase calorie expenditure by up to 38% when standing, compared to lying still.
In an eight-week experiment, Levine found that some participants resisted weight gain despite consuming 1,000 extra calories daily by unconsciously increasing movement-what he terms "non-exercise activity thermogenesis." This phenomenon accounted for a tenfold difference in fat storage among participants.
"If you allow the body's natural drive to move... the likelihood is you are actually going to be healthier, happier, and thinner, and quite frankly, live longer."
James Levine, Mayo Clinic
Fidgeting in nature: Lessons from songbirds
Similar patterns appear in the animal kingdom. Songbirds like finches avoid obesity despite overeating by adjusting their energy use through wingbeats or singing. Lewis Halsey, an environmental biologist, notes that energy efficiency isn't solely determined by food intake but by how the body processes it-a principle applicable to humans.
Cognitive benefits and concentration
Fidgeting's impact on focus is nuanced. While excessive movement can distract, controlled fidgeting-such as doodling-may enhance cognitive performance. A study found that doodlers recalled 29% more details from a phone call than non-doodlers. Katherine Isbister, a computational media professor, suggests that fidgeting with objects (e.g., paper clips) provides the right level of stimulation for some individuals.
Maxwell Melin, a neuroscientist, highlights the role of stereotyped movements (e.g., a tennis player bouncing a ball before serving) in sharpening focus. However, unrelated movements (e.g., swatting a fly) may hinder performance. The causal link between fidgeting and cognitive function remains under investigation, with potential implications for conditions like ADHD.
Stress relief and longevity
Chronic stress and sedentary lifestyles are tied to higher mortality risks, including cardiovascular disease and diabetes. Fidgeting may mitigate these risks by reducing stress and improving circulation. A study involving 42 men found that those who fidgeted during a stressful task reported lower stress levels.
Research from the UK Women's Cohort Study showed no increased mortality risk from prolonged sitting among women who fidgeted moderately or frequently, compared to more active peers. Even simple actions like foot-tapping while seated may protect leg arteries.
Encouraging movement in daily life
Experts recommend embracing fidgeting impulses or using prompts (e.g., fitness trackers) to incorporate more movement into routines. Small changes-standing during calls, walking meetings, or using fidget tools-can yield health benefits.
Janet Cade, a nutritional epidemiologist, argues that societal perceptions of fidgeting as rude or inattentive need reevaluation. "If these simple movements are beneficial for our health, maybe they should be indulged," she says.
