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Daily Physical Activity: Associations With Memory and Affect.

Justin M Kompf1, Margie E Lachman1

  • 1Department of Psychology, Brandeis University, Waltham, MA, USA.

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Summary
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Engaging in moderate to vigorous physical activity (MVPA) improves memory performance. Daily resistance training and increased MVPA are linked to better daily mood and positive affect.

Keywords:
affectmemoryphysical activityresistance training

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Area of Science:

  • Behavioral neuroscience
  • Exercise physiology
  • Gerontology

Background:

  • Daily variations in memory and affect are influenced by physical activity.
  • Limited research exists on the impact of moderate to vigorous physical activity (MVPA) and resistance training on daily cognitive and emotional states.

Purpose of the Study:

  • To investigate the relationship between daily physical activity, including MVPA and resistance training, and variations in memory and affect.
  • To understand how these exercise modalities impact daily memory performance and emotional well-being in adults.

Main Methods:

  • A 7-day longitudinal diary study was conducted with adults aged 25-94.
  • Moderate to vigorous physical activity (MVPA) was objectively measured using an Actigraph, while resistance training was self-reported.
  • Daily memory failures, affect (positive and negative), and objective memory performance were assessed via diary and telephone.

Main Results:

  • Higher levels of MVPA were associated with improved memory performance throughout the week.
  • Participants reported greater positive affect on days with higher-than-usual MVPA.
  • Resistance training on a given day was also linked to increased positive affect.

Conclusions:

  • Increased daily moderate to vigorous physical activity (MVPA) enhances memory performance.
  • Both MVPA and resistance training contribute to improved daily positive affect.
  • Findings suggest physical activity can be a motivating factor for improving cognitive and emotional health.