BACKGROUND Treatment of breast cancer can lead to abnormally shaped anteroposterior spinal curvatures, which consequently leads to functional disturbances of trunk muscles. The aim of the paper was to investigate the correlation between trunk muscle function and type of body posture in women receiving treatment for breast cancer. MATERIAL AND METHODS Fifty women following treatment of breast ...

In immersive virtual reality (IVR) it is possible to replace a person's real body by a life-sized virtual body that is seen from first person perspective to visually substitute their own. Multisensory feedback from the virtual to the real body (such as the correspondence of touch and also movement) can also be present. Under these conditions participants typically experience a subjective body o...

We examined the influence of backrest inclination and vergence demand on the posture and gaze angle that workers adopt to view visual targets placed in different vertical locations. In the study, 12 participants viewed a small video monitor placed in 7 locations around a 0.65-m radius arc (from 65 degrees below to 30 degrees above horizontal eye height). Trunk posture was manipulated by changin...

objective: the theraputic exercise is regarded as one of the most important theraputic interventions in the chronic low back pain patients. stabilization exercise is among the most significant practical ones in these patients. the study of the effects of these exercises on the variability of trunk muscles postural strategies and the ability in normalizing these strategies are among the uncertai...

800x600 as a tendency to use new technologies, gadgets such as laptop computers are becoming more popular among students, teachers, businessmen and office workers. today laptops are a great tool for education and learning, work and personal multimedia. millions of men, especially those in the reproductive age, are frequently using their laptop computers on the lap (thigh). over the past several...

original article   health, safety and environment management has a vast area in which ergonomics aspects is known as one of the related aspects. in this case study the occupational hygiene by ergonomic intervention was focused. one of the prevalence activities among industrial sectors' worker in the developing countries is manual lifting tasks and other related physical activities which are imp...

OBJECTIVE To determine if differences in respiratory muscle strength could explain any posture related effects on oxygenation in convalescent neonates. METHODS Infants were examined in three postures: supine, supine with head up tilt of 45 degrees, and prone. A subsequent study was performed to determine the influence of head position in the supine posture. In each posture/head position, oxyg...

The chair-side work posture of dental hygienists has long been a concern because of health-related problems potentially caused or exacerbated by poor posture. The purpose of this study was to investigate if using magnification loupes improved dental hygiene students' posture during provision of treatment. The treatment chosen was hand-scaling, and the effect of the timing of introduction of the...

Postural conditions are known to affect hand use in many primate species. It remains to be examined how posture and task differences modulate, or interact with, hand use in common marmosets (Callithrix jacchus). Three experimental conditions were introduced to assess the occurrence of preferential hand use as a function of posture and size of aperture for the subjects to grasp and retrieve the ...