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Promoting participation in physical activity through Snacktivity: A qualitative mixed methods study.

Matthew Krouwel1, Sheila M Greenfield2, Anna Chalkley3

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Snacktivity™, a whole-day approach with frequent short activity snacks, was found acceptable for integrating physical activity into daily life. Participants reported psychological benefits and enthusiasm, though social barriers were noted.

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Area of Science:

  • Public Health
  • Behavioral Science
  • Exercise Science

Background:

  • Public health guidance supports physical activity of any duration.
  • Snacktivity™ is a novel approach promoting frequent, short "activity snacks" (2-5 minutes) of moderate-to-vigorous intensity throughout the day.

Purpose of the Study:

  • To understand participant experiences integrating Snacktivity™ into daily life.
  • To gather insights for refining Snacktivity™ intervention delivery.

Main Methods:

  • Physically inactive adults participated in a 3-week Snacktivity™ intervention using a Fitbit and mobile app.
  • Repeated semi-structured interviews and a think-aloud protocol were employed.
  • Inductive thematic analysis was used to analyze interview and think-aloud data.

Main Results:

  • Three themes emerged: lived experience, motivation, and technology experience.
  • Participants utilized their environment for activity snacks, reporting improved psychological well-being.
  • Activity snacks were perceived as accessible, though social presence posed a barrier; technology use was generally well-received.

Conclusions:

  • Snacktivity™ is an acceptable and feasible approach for increasing physical activity, particularly when integrated at home.
  • Participants reported perceived health benefits, highlighting the need to address identified barriers.
  • Findings offer practical insights for translating physical activity guidelines into real-world interventions.