When participants first visited one of our centres between 2006 and 2010, they answered questions on a touchscreen and spoke to a study nurse.

This information helps researchers to better understand how participants’ personal histories and life circumstances contribute to health conditions.

Sociodemographic data

Participants’ reports of their ethnicity, education, employment and household information.

  • Current availability
    • 500,000 participants
    • Repeat measures were taken for 20,000 participants who attended a second baseline assessment, as well as for 100,000 participants who attended an imaging assessment

    Explore further on our data browser, Showcase.

Health and medical history

Participants’ reports of their medical conditions, medications, operations, cancer screening, pain, oral health, eyesight, hearing and general health. 

  • Current availability
    • 500,000 participants
    • Repeat measures were taken for 20,000 participants who attended a second baseline assessment, as well as for 100,000 participants who attended an imaging assessment

    Explore further on our data browser, Showcase.

Lifestyle

Participants’ reports of their smoking habits and alcohol consumption, physical activity, diet, sleep, electronic device use, sun exposure and sexual factors.

  • Current availability
    • 500,000 participants
    • Repeat measures were taken for 20,000 participants who attended a second baseline assessment, as well as for 100,000 participants who attended an imaging assessment

    Explore further on our data browser, Showcase.

Early life and family history

Participants’ reports of early-life factors, such as birthplace and birth weight, as well as participants’ family structure and their closest relatives’ illnesses.

  • Current availability
    • 500,000 participants
    • Repeat measures were taken for 20,000 participants who attended a second baseline assessment, as well as for 100,000 participants who attended an imaging assessment

    Explore further on our data browser, Showcase.

Psychosocial factors

Participants’ reports of their social support, history of bipolar/major depression, anxiety, nerves, psychological traits and mood.

  • Current availability
    • 500,000 participants
    • Repeat measures were taken for 20,000 participants who attended a second baseline assessment, as well as for 100,000 participants who attended an imaging assessment

    Explore further on our data browser, Showcase.

Access UK Biobank demographic and lifestyle data

Researchers can explore all demographic and lifestyle data on our data browser, Showcase

Demographic, lifestyle and self-reported health data research stories

Read a selection of stories about how healthcare is being changed by discoveries made with demographic, lifestyle and self-reported data.

One in four heart-failure cases in women might be preventable, health information from more than 230,000 female UK Biobank participants has revealed.

Data from more than 2 million people, including UK Biobank participants, casts doubt on the belief that a drink a day is good for brain health.

UK Biobank participants’ activity data suggest that our ‘one size fits all’ exercise guidelines need an overhaul.

A condition that makes blood sugar appear falsely low can cause years‑long delays in type 2 diabetes diagnoses, UK Biobank data has revealed.

Explore our other data categories

Magnetic resonance images, bone-density scans, carotid artery ultrasound and more

Proteins, metabolites, infectious disease markers and other biomarkers

Genotyping, exome and whole-genome information

Linked electronic medical records, including hospital stays, cancer diagnoses and causes of death

Participants’ information on health and lifestyle collected via online or touchscreen questionnaires

Baseline data from physical exams, vision and hearing tests, activity monitor and more

Derived data on participants’ environment, such as local air and noise pollution