Unhealthy eating behaviour in adolescents

Area of Science:

• Public Health
• Adolescent Health
• Nutrition Science

Background:

• Eating disorders like Anorexia and Bulimia Nervosa are increasing in younger populations.
• Adolescent females aged 12-25 are predominantly affected.
• Unhealthy eating behaviors are defined as unsupervised dieting or irregular large-quantity eating.

Purpose of the Study:

• To detect and discuss unhealthy eating behaviors among adolescents.
• To analyze the prevalence and characteristics of anomalous eating patterns.
• To identify risk factors associated with disordered eating in this age group.

Main Methods:

• A transversal study involving 630 school children aged 14-18 in Cádiz, Spain.
• Anonymous self-reporting questionnaires collected data on eating habits, nutrition, dieting, and physical activity.
• Statistical analysis included chi-squared tests and Disequality Ratio of Prevalence (DRP) for risk assessment.

Main Results:

• Anomalous eating behavior was detected in 46.3% of participants, with females predominating (2:1 ratio).
• Significant differences were found in body image perception, weighing frequency, food abstinence, vomiting, laxative use, and food exclusion.
• Specific risk factors identified include unsupervised dieting, irregular large-quantity eating, and restrictive food choices.

Conclusions:

• A substantial prevalence of unhealthy eating behavior exists among adolescents in Cádiz.
• There is a clear need for improved education on personal health and related social issues.
• Early detection and intervention strategies are crucial for addressing adolescent eating disorders.