Research

Energy balance

There is no significant association between fast food consumption or TV viewing and body mass index in adult men aged 20-45.

For men, fast food consumption and TV viewing were not significantly linked to body weight in this study. Other factors may be more relevant for weight management in men.

ModerateRefutesMEDIUM confidence
In men, none of these associations were significant.
Robert W. Jeffery et al. · American Journal of Public Health · 1998

Why this rating

Observational longitudinal study with self-reported data; lack of association is a significant finding.

Source

Epidemic obesity in the United States: are fast foods and television viewing contributing?

Robert W. Jeffery et al. · American Journal of Public Health · 1998

DOI 10.2105/ajph.88.2.277

cohort · n=1059Cited 504×
Read the paper
DOI resolved against Crossref · corpus check 2026-06-10

This is one finding among thousands. Every one is graded and traced to its source, so you can see what the evidence actually supports. Browse the research →