Sara has recently joined a sports club and her parents are noticing some changes in her behavior. Which of these indicates that Sara might be using performance-enhancing drugs?
The image shows friends at the gym.

The graph illustrates the top five activities in Physical Education at schools.

What is one thing a person should do to stay safe when exercising?
Which is a negative effect of using human growth hormone as a performance-enhancing drug?
Which is a strength-training activity?
According to federal guidelines, how much time should an adult perform moderate exercise each week, in addition to strength training?
The image shows what happened when Claudia was jogging.

Which example best describes the term sedentary?
Look at the graph about the barriers to working out.

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