| Impact of the COVID-19 Pandemic on Teacher Quality of Life: A Longitudinal Study from before and during the Health Crisis | International Journal of Environmental Research and Public Health | 2021 | 36 |
| Vegetarianism and veganism compared with mental health and cognitive outcomes: a systematic review and meta-analysis | Nutrition Reviews | 2021 | 16 |
| Changes in Health Behaviors, Mental and Physical Health among Older Adults under Severe Lockdown Restrictions during the COVID-19 Pandemic in Spain | International Journal of Environmental Research and Public Health | 2021 | 15 |
| Frailty and Physical Fitness in Elderly People: A Systematic Review and Meta-analysis | Sports Medicine | 2021 | 15 |
| Social vulnerabilities as risk factor of childhood obesity development and their role in prevention programs | International Journal of Obesity | 2021 | 12 |
| Polygenic risk for obesity and its interaction with lifestyle and sociodemographic factors in European children and adolescents | International Journal of Obesity | 2021 | 10 |
| Validity of the Polar H7 Heart Rate Sensor for Heart Rate Variability Analysis during Exercise in Different Age, Body Composition and Fitness Level Groups | Sensors | 2021 | 10 |
| Development and Validation of an Index Based on EAT-Lancet Recommendations: The Planetary Health Diet Index | Nutrients | 2021 | 9 |
| Mediation role of cardiorespiratory fitness on the association between fatness and cardiometabolic risk in European adolescents: The HELENA study | Journal of Sport and Health Science | 2021 | 8 |
| Relative sit-to-stand power: aging trajectories, functionally relevant cut-off points, and normative data in a large European cohort | Journal of Cachexia, Sarcopenia and Muscle | 2021 | 8 |
| The Influence of Parental Dietary Behaviors and Practices on Children's Eating Habits | Nutrients | 2021 | 7 |
| Mediterranean Diet, Screen-Time-Based Sedentary Behavior and Their Interaction Effect on Adiposity in European Adolescents: The HELENA Study | Nutrients | 2021 | 6 |
| Impact of the Home Confinement Related to COVID-19 on the Device-Assessed Physical Activity and Sedentary Patterns of Spanish Older Adults | BioMed Research International | 2021 | 4 |
| ACTN3 R577X polymorphism related to sarcopenia and physical fitness in active older women | Climacteric | 2021 | 4 |
| Cross-sectional and longitudinal associations between sleep duration, sleep quality, and bone stiffness in European children and adolescents | Osteoporosis International | 2021 | 4 |
| Infographic. Clinical recommendations for return to play during the COVID-19 pandemic | British Journal of Sports Medicine | 2021 | 4 |
| Evaluation of the gut microbiota after metformin intervention in children with obesity: A metagenomic study of a randomized controlled trial | Biomedicine and Pharmacotherapy | 2021 | 4 |
| High-intensity activity is more strongly associated with metabolic health in children compared to sedentary time: a cross-sectional study of the I.Family cohort | International Journal of Behavioral Nutrition and Physical Activity | 2021 | 4 |
| Adherence to the Planetary Health Diet Index and Obesity Indicators in the Brazilian Longitudinal Study of Adult Health (ELSA-Brasil) | Nutrients | 2021 | 3 |
| High Fructose Intake Contributes to Elevated Diastolic Blood Pressure in Adolescent Girls: Results from The HELENA Study | Nutrients | 2021 | 3 |
| The Association between Portion Sizes from High-Energy-Dense Foods and Body Composition in European Adolescents: The HELENA Study | Nutrients | 2021 | 3 |
| Recommendations for Face Coverings While Exercising During the COVID-19 Pandemic | Sports Medicine - Open | 2021 | 3 |
| How important is current physical fitness for future quality of life? Results from an 8-year longitudinal study on older adults | Experimental Gerontology | 2021 | 3 |
| Muscle Thickness and Echogenicity Measured by Ultrasound Could Detect Local Sarcopenia and Malnutrition in Older Patients Hospitalized for Hip Fracture | Nutrients | 2021 | 3 |
| Estimation of the second ventilatory threshold through ventricular repolarization profile analysis | Scandinavian Journal of Medicine and Science in Sports | 2021 | 3 |
