Study Examines How Video Gaming Influences Sleep, Diet and Physical Activity Across Lifespan - Video

A recent review published in Nutrients examines how video gaming influences lifestyle behaviors, including diet, sleep, physical activity, and psychosocial stress. With over 3.3 billion gamers worldwide, understanding these effects is increasingly important for public health.

The review synthesized studies from 2000 to 2025, analyzing experimental, longitudinal, and cross-sectional research. Findings suggest that gaming has a complex, bidirectional relationship with health.

On the positive side, gaming can reduce stress, improve mood, and foster social connections. For some individuals, it serves as a cognitive distraction that promotes relaxation and emotional well-being.

However, excessive gaming may negatively affect multiple lifestyle factors. Most games are sedentary, contributing to reduced physical activity through the “displacement effect,” where gaming replaces time that could be spent exercising.

Although active gaming (exergaming) can improve fitness, long-term engagement tends to be limited.

Sleep is another key concern. Evening gaming is associated with delayed sleep onset, poorer sleep quality, and increased fatigue. Exposure to blue light from screens can suppress melatonin production, while mental stimulation from gameplay may make it harder to fall asleep.

Dietary habits are also affected. Gaming can promote “mindless eating,” where players consume more high-calorie snacks and sugar-sweetened beverages while distracted. Skipping meals or eating late is also common, further contributing to poor nutrition.

These behaviors are interconnected. Poor sleep can influence food choices, while low physical activity and unhealthy diets may increase the risk of weight gain and metabolic issues.

The study uses a biopsychosocial model to explain how biological, psychological, and environmental factors interact to shape these outcomes.

Overall, gaming can offer mental health benefits when used in moderation, but excessive use is linked to unhealthy lifestyle patterns. Researchers emphasize the need for long-term studies and strategies to promote balanced gaming habits.

REFERENCE: Deric, S., Kaewpradup, T., Adisakwattana, S., Stirling, E., Stephan, B., Nguyen, V., Radin Pereira, L., Uren, H. V., & Siervo, M. (2026). A Critical Appraisal of the Links Between Video Gaming, Lifestyle Factors, Diet and Eating Behaviour: A Narrative Review. Nutrients, 18(6). DOI: 10.3390/nu18060967, https://www.mdpi.com/2072-6643/18/6/967