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How Fit Are You Really?

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Lesson Plan

Baseline Bounce Plan

Students will assess their baseline knowledge of physical fitness concepts through an interactive quiz and then set personal improvement goals based on real-world scenarios.

This lesson builds foundational fitness literacy, motivates healthy habits, and empowers students to track and improve their own physical well-being.

Audience

8th Grade

Time

30 minutes

Approach

Quiz-based engagement followed by guided reflection.

Prep

Prepare Materials

10 minutes

Step 1

Warm-up Activity

5 minutes

  • Introduce the True or False: Fitness Facts warm-up to activate prior knowledge
  • Distribute True or False: Fitness Facts sheets
  • Students mark each statement, then discuss answers with a partner
  • Reveal correct answers and clarify misconceptions

Step 2

Introduction to Fitness Metrics

5 minutes

  • Launch the slide deck Intro to Fitness Metrics
  • Use the Quiz Day Kickoff script to frame the importance of fitness metrics in everyday life
  • Highlight real-world scenarios where fitness tracking matters

Step 3

Main Quiz

15 minutes

  • Hand out the Fitness Foundations Quiz
  • Students complete the quiz individually, applying knowledge from the warm-up and intro
  • Circulate to support and prompt deeper thinking on scenario-based questions

Step 4

Cool-Down and Reflection

5 minutes

  • Distribute the Quiz Answer Guide and review answers as a class
  • Lead the Reflect & Set Goals cool-down activity
  • Students write one specific, measurable personal fitness goal based on their quiz performance and reflections
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Slide Deck

Introduction to Fitness Metrics

In this mini-lesson we will:

• Define what fitness metrics are
• Explore why they’re important
• Spotlight three common metrics: BMI, heart rate, and endurance

Welcome everyone! Use the Quiz Day Kickoff script to introduce why understanding fitness metrics matters in everyday life. Emphasize that today we’ll look at the numbers that help us track health and set goals.

What Are Fitness Metrics?

Fitness metrics are quantifiable measures of your body’s performance or composition. They help you:

• Evaluate current fitness levels
• Track improvements over time
• Compare against healthy standards

Explain that a metric is simply a way to measure progress or status. Invite students to share any examples they’ve heard of (e.g., steps on a pedometer, miles run).

Why Track Fitness Metrics?

• Set realistic, measurable goals
• Stay motivated by seeing progress
• Identify areas needing improvement
• Detect potential health risks early

Highlight real-world uses: athletes tracking performance, doctors monitoring health, apps giving immediate feedback. Ask: “What might happen if you ignore these numbers?”

Spotlight: Body Mass Index (BMI)

• Formula: BMI = weight (kg) ÷ [height (m)]²
• Categories: underweight, healthy, overweight, obese
• Pros: quick screening tool
• Cons: doesn’t distinguish fat vs. muscle

Draw the BMI formula on the board. Discuss how BMI is a starting point but doesn’t account for muscle mass, bone density, etc.

Spotlight: Heart Rate

• Resting Heart Rate (RHR): beats per minute at rest
• Target Heart Rate Zone: 50–85% of max HR during exercise
• Max HR estimate: 220 – your age
• Tracks cardiovascular fitness

Demonstrate how to find a pulse at the wrist or neck. Explain resting vs. target heart rate and why both matter.

Spotlight: Endurance

• Definition: ability to sustain activity over time
• Common measures: timed mile run, VO₂ max (advanced)
• Indicates overall cardiovascular health
• Improves with consistent training

Connect endurance to real activities: running a mile, playing sports without getting winded. Mention one simple test: timed mile or step test.

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Script

Quiz Day Kickoff Script

Teacher (with energy and enthusiasm):

“Good morning, everyone! Today we’re going to dive into the numbers that help us understand our health and performance. By the end of this quiz, you’ll know where you stand and how to build your own fitness goals.

First, think about this: Who here has ever used a step counter, a heart-rate monitor, or an app that tracks your workouts? (Pause and scan for raised hands.) Great! Those are all examples of fitness metrics—numbers that tell you how your body is doing.

Now, why do we care about metrics like Body Mass Index, resting heart rate, or how long you can run without stopping? (Wait 5–10 seconds for answers.) Exactly: they help us set realistic goals, stay motivated, and spot areas where we can improve or stay safe.

In just a moment, I’ll pass out the Fitness Foundations Quiz Fitness Foundations Quiz. This quiz has six real-world scenario questions. You’ll read each scenario, apply what you know about metrics, and choose the best answer.

Here’s what I want you to do:

  1. Get quiet focus—work on your own.
  2. Read each question carefully—look for clues about BMI, heart rate zones, or endurance tests.
  3. Circle your answer clearly.

You’ll have 15 minutes. If you finish early, double-check your work. I’ll be walking around to answer any questions. Ready to see how fit you really are? Let’s get started!”

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Warm Up

True or False: Fitness Facts Warm-Up

Instructions: Read each statement below. Mark T for True or F for False. Then turn to a partner to compare and discuss your answers.

  1. A pound of muscle weighs more than a pound of fat. ______
  2. You should wait at least 30 minutes after eating before exercising. ______
  3. Drinking water during exercise increases your risk of cramps. ______
  4. A higher resting heart rate always indicates better fitness. ______
  5. Doing exercises that target a specific body part (e.g., crunches) will burn fat only in that area. ______
  6. Endurance training benefits only your heart and lungs, not your muscles. ______






After partner discussion, be ready to share which statements surprised you or challenged your assumptions!


Teacher Notes & Answer Key

  1. False – A pound of anything weighs the same, but muscle is denser so takes up less space than fat.
  2. False – Light activity can aid digestion; waiting too long may stiffen muscles.
  3. False – Staying hydrated actually helps prevent cramps.
  4. False – A lower resting heart rate generally indicates stronger cardiovascular fitness.
  5. False – You can’t “spot reduce” fat; overall calorie burn and full-body workouts matter most.
  6. False – Endurance work also strengthens muscle fibers and improves muscular stamina.

Use this quick quiz to surface and correct common fitness myths, then transition into the deeper metrics lesson with students primed for real-world scenarios.

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Quiz

Fitness Foundations Quiz

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Answer Key

Quiz Answer Guide

Use this guide to review answers and reasoning for the Fitness Foundations Quiz.


Question 1

Sarah weighs 50 kg and is 1.6 m tall. Using the BMI formula, which category does she fall into?
Correct Answer: B) Healthy weight (BMI 18.5–24.9)

Explanation:

  • Calculate BMI: 50 kg ÷ (1.6 m)² = 50 ÷ 2.56 ≈ 19.53
  • A BMI of ~19.5 falls within the “healthy weight” range (18.5–24.9).



Question 2

Emily is 13 years old and measures her heart rate at 110 BPM during exercise. Her target heart rate zone is defined as 50–85% of her max HR (max HR = 220 – age). Is 110 BPM within her target zone?
Correct Answer: A) Yes, she’s within her target zone

Explanation:

  • Estimated max HR = 220 – 13 = 207 BPM
  • 50% of max = 0.50 × 207 ≈ 104 BPM
  • 85% of max = 0.85 × 207 ≈ 176 BPM
  • 110 BPM is between 104 and 176, so it’s inside her target zone.



Question 3

Alex completes a timed mile run to assess his fitness. Which metric is he directly measuring?
Correct Answer: A) Cardiovascular endurance

Explanation:

  • A timed mile run is a common test of how long the heart and lungs can sustain activity—i.e., cardiovascular endurance.



Question 4

Mia records her weight and height monthly and uses the formula weight (kg) ÷ [height (m)]². Which fitness metric is she calculating?
Correct Answer: B) Body Mass Index (BMI)

Explanation:

  • That formula (kg ÷ m²) defines BMI, a quick screening of body composition.



Question 5

Carlos uses his smartwatch to track the number of steps he takes each day. What type of fitness metric is “daily step count”?
Correct Answer: C) Physical activity metric

Explanation:

  • Step count measures volume of movement (activity), not body composition or cardiovascular capacity.



Question 6

Leah’s resting heart rate was 70 BPM before training. After 8 weeks of cardio workouts, her RHR is 60 BPM. What does this change most likely indicate?
Correct Answer: A) Improved cardiovascular fitness

Explanation:

  • A lower resting heart rate typically means the heart pumps more efficiently—a sign of stronger cardiovascular fitness.



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Cool Down

Reflect & Set Goals

Now that we’ve reviewed the quiz answers, take a few minutes to reflect on your performance and set a clear, actionable fitness goal.

  1. Which fitness metric did I understand best?
    __________________________________________________________


  2. Which fitness metric do I want to improve the most?
    __________________________________________________________


  3. Write one S.M.A.R.T. fitness goal based on your quiz and reflection.
    ( Specific, Measurable, Achievable, Relevant, Time-bound )

“My goal is to ____________________________________________________ by ________________ (date) by doing _______________________________________ at least ______ times per week.”







  1. List two action steps you will take this week to work toward your goal:
  • Step 1: _________________________________________________________



  • Step 2: _________________________________________________________





📣 Share with a partner: Exchange goals and action steps. Offer one tip or word of encouragement to help each other stay on track!

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