National Academy of Sports Medicine (NASM) Group Fitness Instructor Practice Exam

What is biomechanics the study of?

1. How forces affect a living body

2. The mechanics of physical movements

3. The analysis of sporting techniques

4. How the body generates force

The correct answer is: How forces affect a living body

Biomechanics is fundamentally the study of how forces affect a living body. This field examines the mechanical aspects of biological systems, including how internal and external forces interact with the structural and functional elements of organisms, particularly humans. By understanding these dynamics, practitioners can assess movement patterns, enhance performance, prevent injuries, and design effective rehabilitation programs. Other aspects mentioned, such as the mechanics of physical movements, analysis of sporting techniques, and how the body generates force, are components of biomechanics but do not encompass the entirety of the study. While these elements are important in understanding performance and movement, they are subcategories within the broader context of how various forces act on a living body and influence movement patterns. Therefore, the correct answer reflects the comprehensive scope of biomechanics, highlighting its core interest in the interaction between forces and living organisms.