Jacob D. Meyer

ORCID: 0000-0003-3180-5728
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About
Contact & Profiles
Research Areas
  • Physical Activity and Health
  • Eating Disorders and Behaviors
  • COVID-19 and Mental Health
  • Behavioral Health and Interventions
  • Obesity, Physical Activity, Diet
  • Cardiovascular and exercise physiology
  • Fibromyalgia and Chronic Fatigue Syndrome Research
  • Musculoskeletal pain and rehabilitation
  • Health disparities and outcomes
  • Mindfulness and Compassion Interventions
  • Sleep and related disorders
  • Mental Health Research Topics
  • Exercise and Physiological Responses
  • Stress Responses and Cortisol
  • Digital Mental Health Interventions
  • Health and Lifestyle Studies
  • Psychological Well-being and Life Satisfaction
  • Biochemical effects in animals
  • Impact of Technology on Adolescents
  • Stroke Rehabilitation and Recovery
  • Tryptophan and brain disorders
  • Long-Term Effects of COVID-19
  • Media Influence and Politics
  • Health, Environment, Cognitive Aging
  • Sports Performance and Training

Iowa State University
2016-2024

Cornell University
2023

Committee on Publication Ethics
2020

Claremont Graduate University
2020

William S. Middleton Memorial Veterans Hospital
2011-2017

University of Wisconsin–Madison
2011-2017

University of Wisconsin Health
2016-2017

Loras College
2017

John H. Stroger, Jr. Hospital of Cook County
1918

University of Würzburg
1889

The COVID-19 pandemic altered many facets of life. We aimed to evaluate the impact COVID-19-related public health guidelines on physical activity (PA), sedentary behavior, mental health, and their interrelations. Cross-sectional data were collected from 3052 US adults 3–8 April 2020 (from all 50 states). Participants self-reported pre- post-COVID-19 levels moderate vigorous PA, sitting, screen time. Currently-followed guidelines, stress, loneliness, positive (PMH), social connectedness,...

10.3390/ijerph17186469 article EN International Journal of Environmental Research and Public Health 2020-09-05

Wearable biosensors promise real-time measurements of chemicals in human sweat, with the potential for dramatic improvements medical diagnostics and athletic performance through continuous metabolite electrolyte monitoring. However, sweat sensing is still its infancy, questions remain about whether can be used purposes. sensors are focused on proof-of-concept designs that not scalable multisubject trials, which could elucidate utility health Moreover, many wearable do include microfluidics...

10.1021/acsami.3c04665 article EN ACS Applied Materials & Interfaces 2023-08-01

Objectives Due to the COVID-19 pandemic, major changes how, or even whether, we work have occurred. This study examines associations of changing COVID-19-related employment conditions with physical activity and sedentary behaviour. Methods Data from 2,303 US adults in prior were collected April 3rd-7th, 2020. Participants reported whether their remained unchanged, they working home (WFH) when had not been before, lost job due pandemic. Validated questionnaires assessed activity, sitting...

10.3389/fpubh.2020.597619 article EN cc-by Frontiers in Public Health 2020-11-05

Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a disease characterized by intense and debilitating not due to physical activity that has persisted for at least 6 months, post-exertional malaise, unrefreshing sleep, accompanied number of secondary symptoms, including sore throat, memory concentration impairment, headache, muscle/joint pain. In patients with significant worsening symptoms occurs following exertion exercise challenge serves as useful method identifying...

10.1371/journal.pone.0145453 article EN cc-by PLoS ONE 2015-12-18

Objective To investigate the levels and correlates of physical activity during COVID-19 social distancing in a sample UK public. Methods This paper presents analyses data from cross-sectional study. Levels were self-reported. Participants also reported on sociodemographic clinical data. The association between several factors was studied using regression models. Results Nine hundred eleven adults included (64.0% women 50.4% participants aged 35–64 years). 75.0% met guidelines distancing....

10.1136/bmjsem-2020-000850 article EN cc-by-nc BMJ Open Sport & Exercise Medicine 2020-07-01

ABSTRACT The endocannabinoid (eCB) system is implicated in the pathophysiology of depression and responsive to acute exercise healthy adults. Purpose We aimed describe changes serum eCB across a prescribed moderate (MOD) self-selected/preferred (PREF) intensity session women with major depressive disorder (MDD) determine relationships between mood states. Methods Women MDD ( n = 17) exercised separate sessions for 20 min on cycle ergometer at both MOD or PREF within-subjects design. Blood...

10.1249/mss.0000000000002006 article EN cc-by-nc-nd Medicine & Science in Sports & Exercise 2019-04-10

Objectives: To examine associations of changing employment conditions, specifically switching to working from home (WFH) or job loss, with mental health, using data collected during the COVID-19 pandemic. Methods: Data 2,301 US adults in prior were April 3rd−7th, 2020. Participants reported whether their remained unchanged, they WFH when had not been before, lost due Outcomes symptoms depression, anxiety, stress, loneliness, and positive health (PMH) assessed validated questionnaires. Linear...

10.3389/fpsyg.2021.631510 article EN cc-by Frontiers in Psychology 2021-02-11

Post exertion malaise is one of the most debilitating aspects Myalgic Encephalomyelitis/Chronic Fatigue Syndrome, yet neurobiological consequences are largely unexplored. The objective study was to determine neural acute exercise using functional brain imaging. Fifteen female Syndrome patients and 15 healthy controls completed 30 min submaximal (70% peak heart rate) on a cycle ergometer. Symptom assessments (e.g. fatigue, pain, mood) imaging data were collected week prior 24 h following...

10.1016/j.bbi.2017.02.009 article EN cc-by-nc-nd Brain Behavior and Immunity 2017-02-17

Excessive sedentary time is related to poor mental health. However, much of the current literature uses cross-sectional data and/or self-reported time, and does not assess factors such as bout length. To address these limitations, influence objectively measured including length (i.e. <30 min, ≥30 min) on mood, stress, sleep, was assessed in 271 healthy adults (49% women; age 27.8 ± 3.7) across a 1-year period between 2011 2013 Columbia, SC. Participants completed Profile Mood States...

10.1016/j.pmedr.2018.07.013 article EN cc-by-nc-nd Preventive Medicine Reports 2018-07-30

This project evaluated the impact of COVID-19-related public health restrictions on physical activity, sedentary time, mental health, and their interrelations. Cross-sectional data were collected from 3,052 US adults April 3rd-7th, 2020. Physical sitting, screen both pre- post-COVID-19-related restrictions, along with currently-followed current self-reported. Participants grouped by meeting activity guidelines, ≥8 hrs/day or time. was reduced 32.3% among previously active participants but...

10.33774/coe-2020-h0b8g preprint EN 2020-05-12

The COVID-19 pandemic significantly altered much of US life with shifts to working-from-home and social distancing changing day-to-day behavior. We aimed determine the self-reported prevalence meeting physical activity guidelines, stratified by sitting time during early lockdown phase in adults. conducted two cross-sectional internet-based studies April 3rd-May 4th, 2020 convenience samples Participants daily weekly moderate-to-vigorous (MVPA) via questions from International Physical...

10.1016/j.pmedr.2020.101256 article EN cc-by-nc-nd Preventive Medicine Reports 2020-11-27

The novel coronavirus disease 2019 (COVID-19) and associated pandemic has resulted in systemic changes to much of life, affecting both physical mental health. Time spent outside is with positive health; however, opportunities be were likely affected by the COVID-19 public health restrictions that encouraged people not leave their homes unless it was required. This study investigated impact acute on time April 2020, quantified association between stress health, using secondary analyses...

10.3389/fpubh.2021.619129 article EN cc-by Frontiers in Public Health 2021-01-26

The COVID-19 pandemic imposed major changes on daily-life routine worldwide. To the best of our knowledge, no study quantified moderate to vigorous physical activity (MVPA) and sedentary behaviors (SB) its correlates in Brazilians. This aimed (i) evaluate (pre versus during pandemic) time spent MVPA SB self-isolating Brazilians pandemic, (ii) explore correlates. A cross-sectional, retrospective, self-report online web survey, evaluating pre people Brazil. Sociodemographic, behavioral,...

10.1007/s11332-021-00788-x article EN other-oa Sport Sciences for Health 2021-06-05

Since Van Cott and Lintz1 first reported the findings of trichinae in spinal fluid, there have been reports by Bloch,2 Elliott,

10.1001/jama.1918.02600090008003 article EN Journal of the American Medical Association 1918-03-02

Evidence supports the antidepressant effects of resistance exercise training (RET); however, findings among young adults at-risk for elevated depressive symptoms are limited. This randomized controlled trial examined eight weeks ecologically-valid, guidelines-based RET, compared to a wait-list control, on 55 (26±5y; 36 female) with and without subclinical, or analogue, Generalized Anxiety Disorder (AGAD; Psychiatric Diagnostic Screening Questionnaire GAD subscale ≥6 Penn State Worry ≥45)...

10.1016/j.psychres.2023.115322 article EN cc-by Psychiatry Research 2023-06-28

Cardiorespiratory fitness (CRF) has been shown to be related brain health in older adults. In individuals at risk for developing Alzheimer's disease (AD), CRF may a modifiable factor that could attenuate anticipated declines volume and episodic memory. The objective of this study was determine the association between both hippocampal memory cohort cognitively healthy adults with familial and/or genetic (AD).Eighty-six enrollees from Wisconsin Registry Prevention participated study....

10.1002/brb3.625 article EN cc-by Brain and Behavior 2017-02-17

To examine the theoretical substitutions of screen exposure, non-screen sitting time, moderate and vigorous physical activity with depressive anxiety symptoms in South American adults during COVID-19 pandemic.A cross-sectional study first months pandemic data from 1981 Chile, Argentina, Brazil.Depressive were assessed using Beck Depression Anxiety Inventories. Participants also reported activity, sociodemographic, tobacco use data. Isotemporal substitution models created multivariable linear...

10.1016/j.jsams.2023.04.007 article EN cc-by-nc-nd Journal of science and medicine in sport 2023-04-20
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