OBJECTIVE To measure sway velocity during static and dynamic posturography in "normal" older people and to determine which tests best distinguish young from older subjects. SUBJECTS A sample of 30 young (18-39 years) and 82 community-dwelling older (> 75 years) subjects who reported normal balance underwent a battery of balance tests. MEASUREMENTS Velocity and frequency of sway, Tinetti gai...

introduction: osteoarthritis (oa) is a common degenerative joint disease particularly in older subjects. it is usually associated with pain, restricted range of motion, muscle weakness, difficulties in daily living activities and impaired quality of life. to determine the effects of adding two different intensities of low-level laser therapy (lllt) to exercise training program on pain severity,...

methods this cross-sectional study was conducted on 200 older adults in southeast iran, during year 2015. the twenty health centers were selected randomly and 10 subjects were selected using multistage random sampling from a population from each health center. the test of functional health literacy in adults questionnaire was used for collecting the data. the data was analyzed using the stata.1...

purpose: to determine the prevalence of uncorrected refractive errors and its determinants in tehran in 2002. methods: a total of 6497 citizens representing a cross-section of the population of tehran were sampled using a stratified random cluster sampling strategy. of these, 4565 (70.3%) subjects participated in the study and were transferred to a clinic for an extensive eye examination and in...

Previous studies have shown that older subjects have difficulties discriminating the walking direction of point-light walkers. In two experiments, we investigated the underlying cause in further detail. In Experiment 1, subjects had to discriminate the walking direction of upright and inverted point-light walkers in a cloud of randomly moving dots. In general, older subjects performed less accu...