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Employment (1)

Institute of Epidemiology and Public Health: London, GB

2012-09-01 to present
Employment
Source: Self-asserted source
John J Mitchell

Education and qualifications (2)

University College London: London, GB

2020 to present | PhD Epidemiology (Primary Care & Population Health)
Education
Source: Self-asserted source
John J Mitchell

University College London: London, GB

2012 to 2016 | MSci Neuroscience (Division of Biosciences)
Education
Source: Self-asserted source
John J Mitchell

Works (22)

Life course physical activity participation, physical activity contexts, and their supporting role for cognitive health.

2025 | Dissertation or Thesis
SOURCE-WORK-ID:

2373087

Contributors: John J Mitchell
Source: check_circle
University College London

Risk factors, mechanisms, and clinical outcomes of stroke in young adults presenting to a North Central London stroke service: UCL Young Stroke Systematic Evaluation Study (ULYSSES)

European Stroke Journal
2025-01-23 | Journal article
Contributors: Raafiah Mussa; Gareth Ambler; Hatice Ozkan; Kitti Thiankhaw; Maryam Aboughdir; Imogen Smedley; John Mitchell; Gargi Banerjee; Hans Rolf Jäger; Alex Leff et al.
Source: check_circle
Crossref
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Prevalence, predictors, and patterns of patient reported nonmotor outcomes six months after stroke: a prospective cohort study

The Lancet Regional Health - Europe
2024-12 | Journal article
SOURCE-WORK-ID:

2329068

Part of ISSN: 2666-7762
WOSUID:

WOS:001369211800001

Contributors: Dr. Hatice Ozkan; Gareth Ambler; Gargi Banerjee; John J Mitchell; Carmen Barbato; Simone Browning; Alexander Leff; Robert J Simister; David Werring
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University College London

Does cardiorespiratory fitness mediate or moderate the association between mid-life physical activity frequency and cognitive function? findings from the 1958 British birth cohort study

PLoS ONE
2024-06-07 | Journal article
SOURCE-WORK-ID:

2284279

Part of ISSN: 1932-6203
WOSUID:

WOS:001241874100070

Contributors: Tom Norris; John J Mitchell; Dr Joanna M Blodgett; Mark Hamer; Snehal Pinto Pereira
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University College London

Associations between psychological distress in adolescence and menstrual symptoms across life: Longitudinal evidence from the 1970 British Cohort Study

Journal of Affective Disorders
2024-06-01 | Journal article
SOURCE-WORK-ID:

2260317

Part of ISSN: 0165-0327
WOSUID:

WOS:001215393300001

Contributors: C Martins; John J Mitchell; Mark Hamer; Dr Joanna M Blodgett
Source: check_circle
University College London

Is cardiorespiratory fitness associated with cognitive outcomes in mid‐adulthood? Findings from the 1958 British birth cohort

Scandinavian Journal of Medicine & Science in Sports
2023-12 | Journal article
Contributors: S. M. Pinto Pereira; J. J. Mitchell; J. M. Blodgett; M. Hamer; T. Norris
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Crossref
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Associations between sporting physical activity and cognition in mid and later‐life: Evidence from two cohorts

Scandinavian Journal of Medicine & Science in Sports
2023-08 | Journal article
Contributors: J. J. Mitchell; M. Hamer; J. M. Blodgett; G. S. Wannamethee; B. J. Jefferis
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Crossref
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Exploring the associations of daily movement behaviours and mid-life cognition: a compositional analysis of the 1970 British Cohort Study

Journal of Epidemiology and Community Health
2023-03 | Journal article
Contributors: John J Mitchell; Joanna M Blodgett; Sebastien FM Chastin; Barbara J Jefferis; S Goya Wannamethee; Mark Hamer
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Crossref
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Preferred source (of 2)‎

Associations between the composition of daily time spent in physical activity, sedentary behaviour and sleep and risk of depression: Compositional data analyses of the 1970 British cohort study

Journal of Affective Disorders
2022-09 | Journal article
SOURCE-WORK-ID:

1980222

Part of ISSN: 0165-0327
WOSUID:

WOS:000888135400013

Contributors: Dr Joanna M Blodgett; John J Mitchell; E Stamatakis; S Chastin; Mark Hamer
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University College London

Longitudinal associations between physical activity and other health behaviours during the COVID-19 pandemic: a fixed effects analysis

Scientific Reports
2022-09-24 | Journal article
Contributors: John J. Mitchell; Feifei Bu; Daisy Fancourt; Andrew Steptoe; Jessica K. Bone
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Crossref
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DEVICE ASSESSED PHYSICAL ACTIVITY, SEDENTARY BEHAVIOUR AND SLEEP IN RELATION TO MIDLIFE COGNITION: COMPOSITIONAL ANALYSIS OF THE 1970 BRITISH COHORT STUDY

Journal of Epidemiology and Community Health
2022-08 | Conference abstract
SOURCE-WORK-ID:

1996103

Part of ISSN: 0143-005X
WOSUID:

WOS:000891764800063

Contributors: John J Mitchell; Dr Joanna M Blodgett; Sebastien Chastin; Barbara Jefferis; Goya Wannamethee; Mark Hamer
Source: check_circle
University College London

HEBECO PA PROTOCOL: Key determinants of meeting WHO recommended levels of Physical Activity during the COVID-19 pandemic in a UK-based sample: Longitudinal findings from the HEBECO Study.

Open Science Framework
2022-08-30 | Other
Contributors: Aleksandra Herbec; John J Mitchell; Shahab, L; Dimitra Kale; Samuel Dicken; Emma Beard
Source: check_circle
DataCite

HEBECO Weight and BMI longitudinal protocol pre-registration

Open Science Framework
2022-08-30 | Other
Contributors: Aleksandra Herbec; Samuel Dicken; Shahab, L; Dimitra Kale; John J Mitchell; Emma Beard
Source: check_circle
DataCite

Impact of COVID-19 pandemic on diet behaviour among UK adults: a longitudinal analysis of data from the HEBECO study

Open Science Framework
2022-08-30 | Other
Contributors: Aleksandra Herbec; Samuel Dicken; Shahab, L; Dimitra Kale; John J Mitchell
Source: check_circle
DataCite

Longitudinal changes and correlates of meeting WHO recommended levels of physical activity in the UK during the COVID-19 pandemic: Findings from the HEBECO study

PLOS ONE
2022-08-24 | Journal article
Contributors: John J. Mitchell; Alexandra Mavroeidi; Samuel J. Dicken; Dimitra Kale; Aleksandra Herbec; Emma Beard; Lion Shahab
Source: check_circle
Crossref
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Daily movement behaviours and cognition in mid-life: A cross-sectional compositional analysis of the 1970 British Cohort Study

2022-07-07 | Preprint
Contributors: JJ Mitchell; JM Blodgett; S Chastin; BJ Jefferis; G Wannamethee; M Hamer
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Crossref
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Preferred source (of 2)‎

Longitudinal associations between physical activity and other health behaviours during the COVID-19 pandemic: A fixed effects analysis

2022-04-10 | Preprint
Contributors: John J Mitchell; Feifei Bu; Daisy Fancourt; Andrew Steptoe; Jessica K Bone
Source: check_circle
Crossref
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Preferred source (of 2)‎

Impact of the COVID-19 Pandemic on Diet Behaviour Among UK Adults: A Longitudinal Analysis of the HEBECO Study

Frontiers in Nutrition
2022-01-13 | Journal article
SOURCE-WORK-ID:

1937760

Part of ISSN: 2296-861X
WOSUID:

WOS:000748115200001

Contributors: Samuel Dicken; John J Mitchell; Jessica Newberry Le Vay; Emma Beard; Dimitra Kale; Aleksandra Herbec; Shahab, L
Source: check_circle
University College London

The impact of the UK COVID-19 pandemic on patient-reported health outcomes after stroke: a retrospective sequential comparison

Journal of Neurology
2021-10-15 | Journal article
SOURCE-WORK-ID:

1894637

Part of ISSN: 0340-5354
WOSUID:

WOS:000707537200001

Contributors: Dr. Hatice Ozkan; Gareth Ambler; Gargi Banerjee; E Chan; S Browning; John J Mitchell; Richard Perry; Alexander Leff; R J Simister; David Werring et al.
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University College London

Longitudinal changes in physical activity during and after the first national lockdown due to the COVID-19 pandemic in England

Scientific Reports
2021-09-02 | Journal article
SOURCE-WORK-ID:

1885030

Part of ISSN: 2045-2322
WOSUID:

WOS:000702017500077

Contributors: Feifei Bu; Jessica Bone; John J Mitchell; Andrew Steptoe; Daisy Fancourt
Source: check_circle
University College London

Impact of covid-19 pandemic on weight and bmi among uk adults: A longitudinal analysis of data from the hebeco study

Nutrients
2021-08-24 | Journal article
SOURCE-WORK-ID:

1884012

Part of ISSN: 2072-6643
WOSUID:

WOS:000700141300001

Contributors: Samuel Dicken; John J Mitchell; J N Le Vay; Emma Beard; Dimitra Kale; Aleksandra Herbec; Shahab, L
Source: check_circle
University College London

Impact of COVID-19 pandemic on weight and BMI among UK adults: a longitudinal analysis of data from the HEBECO study

2021-07 | Preprint
Contributors: Dicken SJ; Mitchell JJ; Le Vay JN; Beard E; Kale D; Herbec A; Shahab L
Source: Self-asserted source
John J Mitchell via Europe PubMed Central
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Peer review (3 reviews for 3 publications/grants)

Review activity for British journal of educational psychology. (1)
Review activity for Nature communications (1)
Review activity for PLoS medicine. (1)