How can tight muscles result in back pain?
Susan and Laura are having a disagreement over who has more muscular strength. Susan is a distance runner and Laura is a sprinter. Which girl would be more likely to have more muscular strength?
Crunches are principally a(n) __________ exercise.
Plyometric exercises involve __________.
Which of the following BEST describes the exercise principle of specificity?
Weight lifters often use supplements and drugs to enhance their appearance or performance. In which scenario is the weight lifter placing himself or herself at the greatest risk for harm?
Select the statement that accurately describes the muscular system.
Lisa is beginning a weight-training program to firm up and gain muscular strength. She has decided to do some cycling or treadmill jogging to warm up, stretch before the workout and lift weights that isolate each muscle group in her body. She'll take the time to stretch before she leaves the gym. She is so dedicated that she is going to do this workout every day. After doing this for a few months, what may be the biggest concern?
When comparing a well-designed muscular strength workout to a well-designed muscular endurance workout, you would conclude that __________.
What is the BEST strategy to improve flexibility in your legs and back?
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Bad posture can result in __________.
Explain how calisthenics can include both isometric and isotonic exercises.
Calisthenics can be isometric when you hold a position, such as a plank, without moving. They can be isotonic when you perform repeated movements, such as push-ups or squats, that make muscles shorten and lengthen.
Describe the components of health-related fitness.
The components of health-related fitness are cardiorespiratory endurance, muscular strength, muscular endurance, flexibility, and body composition. Cardiorespiratory endurance is the ability of the heart and lungs to supply oxygen during sustained activity. Muscular strength is the greatest force a muscle can produce, while muscular endurance is its ability to keep working over time. Flexibility is the range of motion around a joint. Body composition is the proportion of fat, muscle, bone, and other tissues in the body.
Why do activities like yoga, ballet, and gymnastics require better than normal flexibility?
These activities require participants to move their joints through a larger range of motion and hold or perform positions that are beyond the demands of most everyday activities. Better flexibility helps them perform those movements safely and effectively.
Explain why not everyone can become a bodybuilder, even if they train hard enough.
Explain why it is important to stretch slowly and why bouncing during stretching is very dangerous.
Shawna is trying to figure out the best weight to increase her muscular strength. She has chosen a weight and can lift it two times. What should she do to get the BEST workout?
What comes together at a joint?
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