Heavy Gaming Linked to Poor Diet Quality, Elevated BMI in Students, Study Reveals - Video

Video gaming isn't just fun downtime-it's quietly reshaping young adults' health in surprising ways. A new cross-sectional study in the journal Nutrition, involving 317 Australian university students, links heavy gaming (more than 10 hours weekly) to poorer diets, higher BMI, and disrupted sleep. These findings spotlight how gaming time might "displace" healthy habits like balanced eating and rest, urging targeted wellness tweaks for campus gamers.

The "displacement hypothesis" suggests excessive gaming crowds out essentials like cooking nutritious meals, exercising, or sleeping well—especially during university years when lifelong habits form. In Australia, where 92% of households game, researchers zeroed in on undergrads (median age 20) via an online survey using validated tools: Diet Quality Tool for nutrition scores, IPAQ-SF for activity levels, PSQI for sleep, PSS-10 for stress, and TFEQ-R18 for eating behaviors.

Participants self-reported weekly gaming hours, split into low (0-5), moderate (6-10), and high (greater than 10) groups. Stats like multiple linear regressions adjusted for gender, ethnicity, and smoking to pinpoint independent links.

Key results showed stark differences. High gamers scored a median diet quality of 45 vs. 50 for low gamers; with each extra gaming hour dropping scores by 0.16 points. BMI was higher too—26.3 kg/m² median for high gamers, with obesity rates 5x greater. Sleep suffered, with PSQI medians of 7.0, crossing the "poor sleep" threshold of 5. Physical activity dipped weakly, but high gamers were mostly males favoring PC and violent games, drinking less alcohol surprisingly.

Though cross-sectional and self-reported limits causality, these patterns scream for "healthy gaming" programs in universities—think balanced schedules blending screens with salads and shut-eye. As gaming dominates student life, this study pushes pragmatic steps to safeguard health without ditching the fun.

REFERENCE: Kaewpradup, T., et al. (2026). Video gaming linked to unhealthy diet, poor sleep quality and lower physical activity levels in Australian University students. Nutrition, 144, 113051. DOI: 10.1016/j.nut.2025.113051. https://www.sciencedirect.com/science/article/pii/S0899900725003685