Evidence from University College Cork links early junk-heavy diets to lasting changes in how the brain controls hunger
A new study from University College Cork should unsettle every parent, teacher and policymaker in Jammu and Kashmir. It confirms what many have long suspected: childhood junk food is not just padding our children’s waistlines, it is quietly rewiring their brains. Researchers at APC Microbiome have shown that diets high in fat and sugar during early life can alter how the brain controls appetite and feeding. Using a preclinical mouse model, they found that early exposure to calorie-dense, nutrient-poor foods disrupted the hypothalamus, the region that regulates hunger and energy balance and that these changes persisted well into adulthood, even after body weight returned to normal and diets improved. This is a chilling finding. It means that what a child eats in the first years of life can leave a hidden imprint on brain circuits, programming them to overeat or prefer unhealthy foods decades later. In other words, by normalising chips, sugary drinks and ultra-processed snacks in childhood, we may be scripting a lifelong struggle with food and a higher risk of obesity and lifestyle disease. Kashmir is not immune to this trend. Highly processed foods are now present in school canteens, tuition centres, playground kiosks, and at every social gathering. They are cheap, aggressively marketed and too often used as rewards for good behaviour. When such products surround children every day, “choice” ceases to be meaningful; preferences are engineered rather than formed. The Cork study does offer a sliver of hope. Scientists found that certain beneficial gut bacteria and prebiotic fibres — including a probiotic strain, Bifidobacterium longum APC1472, and prebiotics like FOS and GOS found in onions, garlic, leeks, asparagus and bananas could partially reverse these long-term effects and support healthier feeding behaviour. This underlines an important point: a diverse, fibre-rich traditional diet is not just about avoiding disease; it is about nurturing a healthy gut–brain axis that shapes mood, appetite and self-control. Policy must catch up with science. School authorities should urgently review canteen menus, ban the sale of high-fat, high-sugar items within and around campuses, and promote local fruits, nuts and home-cooked snacks. Front-of-pack labelling, tighter advertising rules targeting children, and public awareness campaigns are no longer optional. What our children eat today is literally shaping how their brains will function tomorrow. For a society already burdened with rising metabolic illness, we cannot allow convenience and corporate marketing to dictate the architecture of young Kashmiri minds.