Explanipedia

Nonoccupational Physical Activity During Pregnancy, Behavioral Risk Factor Surveillance System, United States, 2023. Open

Jasmine Y. Nakayama, Geoffrey P. Whitfield, Jennifer M. Bombard, Kelly R. Evenson · 2025

Physical activity during pregnancy has numerous health benefits. This cross-sectional study examined the prevalence of nonoccupational physical activity among pregnant women aged 18 to 49 years in the United States. Using 2023 Behavioral R…

Nonoccupational Physical Activity During Pregnancy, Behavioral Risk Factor Surveillance System, United States, 2023 Open

Jasmine Y. Nakayama, Geoffrey P. Whitfield, Jennifer M. Bombard, Kelly R. Evenson · 2025

Physical activity during pregnancy has numerous health benefits. This cross-sectional study examined the prevalence of nonoccupational physical activity among pregnant women aged 18 to 49 years in the United States. Using 2023 Behavioral R…

Self-Reported Reasons Preventing US Adults From Walking to Places Within 10 Minutes of Home Open

Hatidza Zaganjor, Tiffany J. Chen, Miriam E. Van Dyke, Graycie W. Soto, Geoffrey P. Whitfield , et al. · 2025

Eight of 10 US adults reported at least 1 environmental, access, or individual reason for not walking to places near home. Designing communities to make walking for transportation more accessible, convenient, and desirable may help address…

Associations between National walkability Index and Traffic-Related pedestrian Deaths, United States, 2017–2019 Open

Sarah Rockhill, Graycie W. Soto, Geoffrey P. Whitfield, Vaughn Barry, Kelly Fletcher · 2025

Factors Preventing Walking to Near-Home Destinations by Transportation Walking Status, U.S. Adults, 2022 Open

Tiffany Chen, Hatidza Zaganjor, Miriam Van Dyke, Jennifer L. Matjasko, Geoffrey P. Whitfield · 2024

Increasing transportation walking (i.e., walking to get to and from destinations) is a key strategy for increasing physical activity, but what is not well understood are factors preventing people who do not walk for transportation from ini…

Emergency Department Visits for Pedestrians Injured in Motor Vehicle Traffic Crashes — United States, January 2021–December 2023 Open

Vaughn Barry, Miriam E. Van Dyke, Jasmine Y. Nakayama, Hatidza Zaganjor, Michael Sheppard , et al. · 2024

Traffic-related pedestrian deaths in the United States reached a 40-year high in 2021. Each year, pedestrians also suffer nonfatal traffic-related injuries requiring medical treatment. Near real-time emergency department visit data from CD…

Association Between Leisure-Time Physical Activity and Occupation Activity Level, National Health Interview Survey—United States, 2020 Open

Jasmine Y. Nakayama, Miriam E. Van Dyke, Tyler D. Quinn, Geoffrey P. Whitfield · 2024

Background : Physical activity for any purpose counts toward meeting Physical Activity Guidelines (PAG). However, national surveillance systems traditionally focus on leisure-time physical activity. There is an incomplete understanding of …

Meeting the Aerobic and Muscle-Strengthening Physical Activity Guidelines Among Older US Adults, National Health Interview Survey 1998–2018 Open

Eric T. Hyde, David R. Brown, Bryant J. Webber, Katrina L. Piercy, John D. Omura , et al. · 2024

The Physical Activity Guidelines for Americans, second edition, recommends older adults participate in ≥150 minutes per week of moderate-intensity equivalent aerobic activity and ≥2 days per week of muscle-strengthening activity. We estima…

Prevalence of vision zero action plans or strategies: USA, 2021 Open

Bryant J. Webber, Geoffrey P. Whitfield, Ken Rose, Ellen W. Stowe, Hatidza Zaganjor , et al. · 2024

Background Vision Zero is a strategy to eliminate traffic fatalities and to promote equitable mobility options for all road users. Using a nationally representative survey, we aimed to estimate the prevalence of Vision Zero action plans or…

Call to Action: Contribute to the Development of the Third Edition of the Physical Activity Guidelines for Americans Open

Katrina L. Piercy, Alison Vaux-Bjerke, Malorie Polster, Janet E. Fulton, Stephanie M. George , et al. · 2024

Changes in Perceptions of the Near-Home Walking Environment Among US Adults—2015 and 2020 National Health Interview Survey Open

Graycie W. Soto, Geoffrey P. Whitfield, Akimi Smith, David Berrigan, Janet E. Fulton · 2023

Background : The built environments in which we work, live, and play can influence physical activity behaviors, and perceptions of these environments are associated with walking behavior. This study’s objective is to compare national-level…

Time Playing Outdoors Among Children Aged 3–5 Years: National Survey of Children's Health, 2021 Open

Kelly L. Dahl, Tiffany J. Chen, Jasmine Y. Nakayama, Margaret Mary West, Heather C. Hamner , et al. · 2023

Physical Activity–Friendly Policies and Community Design Features in the US, 2014 and 2021 Open

Bryant J. Webber, Geoffrey P. Whitfield, Latetia V. Moore, Ellen W. Stowe, John D. Omura , et al. · 2023

To continue progress, more communities could consider adopting physical activity-friendly policies and design features.

Changes in Physical Inactivity Among US Adults Overall and by Sociodemographic Characteristics, Behavioral Risk Factor Surveillance System, 2020 Versus 2018 Open

Miriam E. Van Dyke, Tiffany J. Chen, Jasmine Y. Nakayama, Latetia V. Moore, Geoffrey P. Whitfield · 2023

The COVID-19 pandemic may have disrupted people's work-life patterns and access to places to be physically active. Behavioral Risk Factor Surveillance System data were analyzed to assess changes in self-reported leisure-time physical inact…

Leisure-time physical activity and mortality from influenza and pneumonia: a cohort study of 577 909 US adults Open

Bryant J. Webber, Heather C. Yun, Geoffrey P. Whitfield · 2023

Objective To examine the association of leisure-time physical activity with mortality from influenza and pneumonia. Methods A nationally representative sample of US adults (aged ≥18 years) who participated in the National Health Interview …

Awareness and Knowledge of the Physical Activity Guidelines for Americans, 2nd Edition Open

Tiffany J. Chen, Geoffrey P. Whitfield, K. Watson, Janet E. Fulton, Emily N. Ussery , et al. · 2023

Background : Assessing awareness and knowledge of the Physical Activity Guidelines for Americans , 2nd edition (Guidelines), released in 2018, is important for monitoring factors that contribute to increasing physical activity. Methods : W…

Association between passively collected walking and bicycling data and purposefully collected active commuting survey data—United States, 2019 Open

Graycie W. Soto, Bryant J. Webber, Kelly Fletcher, Tiffany J. Chen, Michael D. Garber , et al. · 2023

Commercially-available location-based services (LBS) data derived primarily from mobile devices may provide an alternative to surveys for monitoring physically-active transportation. Using Spearman correlation, we compared county-level met…

Engagement With the Centers for Disease Control and Prevention Coronavirus Self-Checker and Guidance Provided to Users in the United States From March 23, 2020, to April 19, 2021: Thematic and Trend Analysis Open

Ami B. Shah, Eghosa Oyegun, William Brett Hampton, Antonio Neri, Nicole Maddox , et al. · 2023

Background In 2020, at the onset of the COVID-19 pandemic, the United States experienced surges in healthcare needs, which challenged capacity throughout the healthcare system. Stay-at-home orders in many jurisdictions, cancellation of ele…

Changes in Perceptions of the Near-Home Walking Environment Among Us Adults—2015 and 2020 National Health Interview Survey Open

Graycie W. Soto, Geoffrey P. Whitfield, Akimi Smith, David Berrigan, Janet E. Fulton · 2023

Joint Prevalence of Influenza Preventive Behaviors Among Adults—United States, 2020 Open

Bryant J. Webber, Anne G. Wheaton, Peng–jun Lu, Geoffrey P. Whitfield · 2023

Introduction/Objectives: The Centers for Disease Control and Prevention recognizes routine vaccination, sufficient sleep, and adequate physical activity as behavioral approaches to reduce the incidence of influenza. We aimed to determine t…

Information for CME Credit— Open

Bryant J. Webber, Daniel B. Bornstein, Patricia A. Deuster, Francis O’Connor, Sohyun Park , et al. · 2022

Association of Muscle-Strengthening and Aerobic Physical Activity With Mortality in US Adults Aged 65 Years or Older Open

Bryant J. Webber, Katrina L. Piercy, Eric T. Hyde, Geoffrey P. Whitfield · 2022

This cohort study uses national data to explore the dose-response association between guideline-recommended physical activity and mortality in older adults.

Traffic as a barrier to walking safely in the United States: Perceived reasons and potential mitigation strategies Open

Graycie W. Soto, Geoffrey P. Whitfield, Bryant J. Webber, John D. Omura, Tiffany J. Chen , et al. · 2022

BMI and Physical Activity, Military-Aged U.S. Population 2015–2020 Open

Bryant J. Webber, Daniel B. Bornstein, Patricia A. Deuster, Francis G. O’Connor, Sohyun Park , et al. · 2022

Among the military-aged U.S. population, slightly under half were eligible to enter the military on the basis of their BMI, and only 1 in 3 met BMI eligibility and were adequately physically active. Equitable promotion of healthy weight ac…

Telehealth and Public Health Practice in the United States—Before, During, and After the COVID-19 Pandemic Open

Antonio Neri, Geoffrey P. Whitfield, Erica Umeakunne, Jeffrey E. Hall, Carol J. DeFrances , et al. · 2022

Telehealth is the use of electronic information and telecommunication technologies to provide care when the patient and the provider are not in the same room at the same time. Telehealth accounted for less than 1% of all Medicare Fee-for-S…

Observation of and intention to use new places and changed spaces for physical activity during the COVID-19 pandemic — United States, June 2021 Open

Bryant J. Webber, Katherine Irani, John D. Omura, Geoffrey P. Whitfield · 2022

Engagement With the Centers for Disease Control and Prevention Coronavirus Self-Checker and Guidance Provided to Users in the United States From March 23, 2020, to April 19, 2021: Thematic and Trend Analysis (Preprint) Open

Ami B. Shah, Eghosa Oyegun, William Brett Hampton, Antonio Neri, Nicole Maddox , et al. · 2022

BACKGROUND In 2020, at the onset of the COVID-19 pandemic, the United States experienced surges in healthcare needs, which challenged capacity throughout the healthcare system. Stay-at-home orders in many jurisdictions, cancellation of el…

Trends in Clinical Severity of Hospitalized Patients With Coronavirus Disease 2019—Premier Hospital Dataset, April 2020–April 2021 Open

Geoffrey P. Whitfield, Aaron M. Harris, Sameer S. Kadri, Sara Warner, Sapna Bamrah Morris , et al. · 2021

Background Clinical severity of coronavirus disease 2019 (COVID-19) may vary over time; trends in clinical severity at admission during the pandemic among hospitalized patients in the United States have been incompletely described, so a hi…

Long-Term Symptoms Among Adults Tested for SARS-CoV-2 — United States, January 2020–April 2021 Open

Valentine Wanga, Jennifer Chevinsky, Lina V Dimitrov, Megan E. Gerdes, Geoffrey P. Whitfield , et al. · 2021

Long-term symptoms often associated with COVID-19 (post-COVID conditions or long COVID) are an emerging public health concern that is not well understood. Prevalence of post-COVID conditions has been reported among persons who have had COV…

Associations between Perceptions and Measures of Weather and Walking, United States—2015 Open

Susan A. Carlson, Geoffrey P. Whitfield, Ryan T. Davis, Erin Peterson, Janet E. Fulton , et al. · 2021

Introduction: Weather can be a barrier to walking. Understanding how perceptions of weather as a barrier and measured temperature are associated with walking can inform monitoring and promotion strategies. The objective of this study is to…

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