11: Physical Activity

The Science of Nutrition · LibreTexts

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    From LibreTexts, under CC BY-NC-SA 4.0, as the source states it; its equations are written in TeX, which the PDF shows typeset. This page at LibreTexts.

    • 11.1: Categories of Physical Activity
      This page describes physical activity as any skeletal muscle movement that expends energy, including walking and gardening. It categorizes physical activities into four types: aerobic exercise (increases heart rate), resistance training (builds strength), flexibility exercises (enhances motion range), and neuromotor training (improves balance and coordination). Together, these activities promote overall health and fitness.
    • 11.2: Physical Activity Guidelines
      This page highlights the importance of physical activity for all age groups, emphasizing guidelines from the U.S. Department of Health and Human Services. Adults should aim for 150 minutes of moderate or 75 minutes of vigorous activity weekly, plus muscle-strengthening exercises twice a week. Older adults should follow similar recommendations suited to their abilities. Children need 60 minutes of daily activity, while preschoolers should be encouraged to play actively.
    • 11.3: Benefits of Physical Activity
      This page highlights the extensive benefits of physical activity for both physical and mental health, including improved cardiovascular health, weight management, and stronger bones and muscles. It reduces stress and anxiety, enhances cognitive function, and strengthens the immune system. Regular exercise promotes longevity, better sleep, social connections, as well as flexibility, balance, and digestive health, significantly contributing to overall wellness and quality of life.
    • 11.4: Get Active!
      This page highlights the broad benefits of physical activity, emphasizing its positive effects on physical, mental, emotional, and social well-being. Regular exercise is crucial for improving cardiovascular health, mood, weight management, and longevity. It is presented as an effective and accessible way to enhance overall quality of life and aid in preventing or managing chronic diseases.
    • 11.5: Chapter 11 References

    This page titled 11: Physical Activity was last modified on Wed, 23 Sep 2026 05:25:29 GMT and is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by Heather L. Lehman via source content that was edited to the style and standards of the LibreTexts platform.