Which statement correctly reflects the principles of ergonomic lifting?

Choosing the statement that properly reflects the principles of ergonomic lifting emphasizes the importance of employing proper body mechanics. Ergonomics is fundamentally about optimizing human performance and minimizing the risk of injury by utilizing techniques that support the body's natural movements. By using proper body mechanics, individuals can distribute weight more evenly, avoid unnecessary strain, and reduce fatigue while lifting or moving patients.

Engaging the legs rather than relying solely on the back not only helps in maintaining alignment but also enhances overall safety and comfort during the lifting process. This means effectively using one’s arms and legs in ways that allow for safer transfer of weight and better posture, which is essential in healthcare and patient handling scenarios.

In contrast, suggesting that only strength is necessary overlooks the critical aspects of technique and posture, while stating that the back should be bent contradicts the principles of maintaining a neutral spine. Additionally, the idea that ergonomics is limited to outdoor lifting fails to recognize that ergonomic principles apply to all environments and activities, including those performed indoors or within clinical settings.