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10.1 Health & Fitness

10.1 Health & Fitness
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  • 9. Describing Trends about Heart Rate Zones

    Describe any trends in the graph. (See Example 3.)

    • Worked-Out Solution

      Here are some trends you may notice in the graph.

      • The upper and lower limits for the target heart rate zone decrease over time.
      • The difference between the upper and lower limits for the target heart zone decrease over time.
      • The two trends described above are also true for the fat burning zone, which is part of the target heart zone.
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     __   _     _____     _  __   _    _   __    __  
    | || | ||  |  ___||  | |/ // | || | || \ \\ / // 
    | '--' ||  | ||__    | ' //  | || | ||  \ \/ //  
    | .--. ||  | ||__    | . \\  | \\_/ ||   \  //   
    |_|| |_||  |_____||  |_|\_\\  \____//     \//    
    `-`  `-`   `-----`   `-` --`   `---`       `     
                                                     
    
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  • 10. Target Heart Rate Zone

    Is a 25-year-old with a heart rate of 150 beats per minute in the target heart rate zone? (See Example 3.)

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                _____     ____      ______   _    _   
        ___    |  ___||  |  _ \\   /_   _// | || | || 
       /   ||  | ||__    | |_| ||   -| ||-  | || | || 
      | [] ||  | ||__    | .  //    _| ||_  | \\_/ || 
       \__ ||  |_____||  |_|\_\\   /_____//  \____//  
        -|_||  `-----`   `-` --`   `-----`    `---`   
         `-`                                          
    
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  • 11. Fat Burning Zone

    Use the graph to determine whether a 42-year-old with a heart rate of 130 beats per minute is in the fat burning zone. (See Example 3.)

    • Worked-Out Solution

      From the graph, you can see that a 42-year-old with a heart rate of 130 beats per minute is not in the fat burning zone.

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      _____    __   __    ____      ______            
     |__  //   \ \\/ //  |  _ \\   /_   _//   ____    
       / //     \ ` //   | |_| ||   -| ||-   |    \\  
      / //__     | ||    | .  //    _| ||_   | [] ||  
     /_____||    |_||    |_|\_\\   /_____//  |  __//  
     `-----`     `-`'    `-` --`   `-----`   |_|`-`   
                                             `-`      
    
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  • 12. Fat Burning Zone

    Is a 40-year-old with a heart rate of 110 beats per minute in the fat burning zone? (See Example 3.)

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    __    __     ___      ______   _    _     _____   
    \ \\ / //   / _ \\   /_____// | || | ||  /  ___|| 
     \ \/ //   | / \ ||  `____ `  | || | || | // __   
      \  //    | \_/ ||  /___//   | \\_/ || | \\_\ || 
       \//      \___//   `__ `     \____//   \____//  
        `       `---`    /_//       `---`     `---`   
                         `-`                          
    
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  • 13. Calculating a Woman's Daily Calorie Balance

    You have the following information about a woman.

    Weight: 121 pounds

    Height: 64 inches

    Age: 24 years old

    Activity level: moderately active

    Daily calorie intake: 1500 calories

    Determine whether you would expect the woman to be losing weight or gaining weight. Explain your reasoning. (See Example 4.)

    • Worked-Out Solution

      Using a spreadsheet, you can see that the woman should be losing weight.

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                 ___    __    __    _____     _  __  
        ___     / _ \\  \ \\ / //  |  ___||  | |/ // 
       /   ||  | / \ ||  \ \/ //   | ||__    | ' //  
      | [] ||  | \_/ ||   \  //    | ||__    | . \\  
       \__ ||   \___//     \//     |_____||  |_|\_\\ 
        -|_||   `---`       `      `-----`   `-` --` 
         `-`                                         
    
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  • 14. Calculating a Man's Daily Calorie Balance

    You have the following information about a man.

    Weight: 154 pounds

    Height: 68 inches

    Age: 26 years

    Activity level: lightly active

    Daily calorie intake: 3000 calories

    Determine whether you would expect the man to be losing weight or gaining weight. Explain your reasoning. (See Example 4.)

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     ______      ___      _____    __   __   __   _   
    |      \\   / _ \\   /  ___||  \ \\/ // | || | || 
    |  --  //  / //\ \\ | // __     \ ` //  | '--' || 
    |  --  \\ |  ___  ||| \\_\ ||    | ||   | .--. || 
    |______// |_||  |_|| \____//     |_||   |_|| |_|| 
    `------`  `-`   `-`   `---`      `-`'   `-`  `-`  
                                                      
    
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