Sugary Drinks May Worsen Anxiety Symptoms in Teenagers, Study Finds

A new study has uncovered a potential link between sugary drinks and anxiety in teenagers. Published in the Journal of Human Nutrition and Dietetics, the research suggests that beverages like soft drinks, energy drinks, and sweetened coffees may worsen anxiety symptoms in adolescents. The findings come as mental health concerns among young people continue to rise, with around one in five adolescents affected by anxiety-related conditions in 2023 alone.

The meta-analysis, led by Dr. Karim Khaled and a team from Bournemouth University, reviewed multiple surveys tracking beverage habits and self-reported anxiety levels. A clear pattern emerged: higher consumption of sugary drinks corresponded with increased anxiety symptoms in adolescents.

The researchers pointed to possible biological explanations for this connection. High sugar intake can trigger systemic inflammation and disrupt neuroendocrine function—both of which have been linked to anxiety disorders. However, the study did not establish a direct cause-and-effect relationship.

Dr. Chloe Casey, a co-author, stressed the need for deeper investigation. She called for long-term and experimental studies to clarify whether sugary drinks actively contribute to anxiety or if other factors play a role. The team acknowledged that existing research lacks a definitive regional or causal analysis on this specific issue.

The findings highlight a potential area for public health interventions targeting youth mental well-being. With anxiety disorders already common among adolescents, reducing sugary drink consumption could become part of broader preventative strategies. Further research is now needed to confirm the link and explore effective solutions.