Francisco B. Ortega

Research interests

Publications

• European fitness landscape for children and adolescents: updated reference values, fitness maps and country rankings based on nearly 8 million test results from 34 countries gathered by the FitBack network

  British Journal of Sports Medicine · 2023 · https://doi.org/10.1136/bjsports-2022-106176

• 2020 WHO guidelines on physical activity and sedentary behaviour for children and adolescents aged 5–17 years: summary of the evidence

  International Journal of Behavioral Nutrition and Physical Activity · 2020 · https://doi.org/10.1186/s12966-020-01037-z

• World Health Organization 2020 guidelines on physical activity and sedentary behaviour

  British Journal of Sports Medicine · 2020 · https://doi.org/10.1136/bjsports-2020-102955

• Variations in accelerometry measured physical activity and sedentary time across Europe – harmonized analyses of 47,497 children and adolescents

  International Journal of Behavioral Nutrition and Physical Activity · 2020 · https://doi.org/10.1186/s12966-020-00930-x

• Advancing the global physical activity agenda: recommendations for future research by the 2020 WHO physical activity and sedentary behavior guidelines development group

  International Journal of Behavioral Nutrition and Physical Activity · 2020 · https://doi.org/10.1186/s12966-020-01042-2

• Role of Physical Activity and Sedentary Behavior in the Mental Health of Preschoolers, Children and Adolescents: A Systematic Review and Meta-Analysis

  Sports Medicine · 2019 · https://doi.org/10.1007/s40279-019-01099-5

• Role of Physical Activity and Fitness in the Characterization and Prognosis of the Metabolically Healthy Obesity Phenotype: A Systematic Review and Meta-analysis

  Progress in Cardiovascular Diseases · 2018 · https://doi.org/10.1016/j.pcad.2018.07.008

• Muscular Strength as a Predictor of All-Cause Mortality in an Apparently Healthy Population: A Systematic Review and Meta-Analysis of Data From Approximately 2 Million Men and Women

  Archives of Physical Medicine and Rehabilitation · 2018 · https://doi.org/10.1016/j.apmr.2018.01.008

• Accelerometer Data Collection and Processing Criteria to Assess Physical Activity and Other Outcomes: A Systematic Review and Practical Considerations

  Sports Medicine · 2017 · https://doi.org/10.1007/s40279-017-0716-0

• Cardiorespiratory fitness cut points to avoid cardiovascular disease risk in children and adolescents; what level of fitness should raise a red flag? A systematic review and meta-analysis

  British Journal of Sports Medicine · 2016 · https://doi.org/10.1136/bjsports-2015-095903

• The International Fitness Scale (IFIS): usefulness of self-reported fitness in youth

  International Journal of Epidemiology · 2011 · https://doi.org/10.1093/ije/dyr039

• Short sleep duration is associated with increased obesity markers in European adolescents: effect of physical activity and dietary habits. The HELENA study

  International Journal of Obesity · 2011 · https://doi.org/10.1038/ijo.2011.149

• Objectively Measured Physical Activity and Sedentary Time in European Adolescents: The HELENA Study

  American Journal of Epidemiology · 2011 · https://doi.org/10.1093/aje/kwr068

• Muscular and cardiorespiratory fitness are independently associated with metabolic risk in adolescents: the HELENA study

  Pediatric Diabetes · 2011 · https://doi.org/10.1111/j.1399-5448.2011.00769.x

• Reliability and validity of a screen time-based sedentary behaviour questionnaire for adolescents: The HELENA study

  European Journal of Public Health · 2011 · https://doi.org/10.1093/eurpub/ckr040

• Sedentary patterns and media availability in European adolescents: The HELENA study

  Preventive Medicine · 2010 · https://doi.org/10.1016/j.ypmed.2010.03.013

• Physical fitness levels among European adolescents: the HELENA study

  British Journal of Sports Medicine · 2009 · https://doi.org/10.1136/bjsm.2009.062679

• Concurrent validity of a modified version of the International Physical Activity Questionnaire (IPAQ-A) in European adolescents: The HELENA Study

  International Journal of Obesity · 2008 · https://doi.org/10.1038/ijo.2008.182

• Reliability of health-related physical fitness tests in European adolescents. The HELENA Study

  International Journal of Obesity · 2008 · https://doi.org/10.1038/ijo.2008.183

• Harmonization process and reliability assessment of anthropometric measurements in a multicenter study in adolescents

  International Journal of Obesity · 2008 · https://doi.org/10.1038/ijo.2008.184

• Assessing, understanding and modifying nutritional status, eating habits and physical activity in European adolescents: The HELENA (Healthy Lifestyle in Europe by Nutrition in Adolescence) Study

  Public Health Nutrition · 2007 · https://doi.org/10.1017/s1368980007000535

• Physical fitness in childhood and adolescence: a powerful marker of health

  International Journal of Obesity · 2007 · https://doi.org/10.1038/sj.ijo.0803774

Current projects

No projects listed.