Introduction: In different professions, including dentistry, work-related musculoskeletal disorders (MSDs) are the main reason of loss of working period, increasing labor costs, human injuries, and absence from work. Improper posture while working is the main cause of these disorders among dentists. In this regard, identifying the risk factors and its potential harms are abs...

When the body of P. flava is severed, the animal has the ability to regenerate its missing anterior or posterior as appropriate. We have focused on anterior regeneration when the head and branchial regions are severed from the body of the worm. After transection, the body wall contracts and heals closed in 2 to 3 days. By the third day a small blastema is evident at the point of closure. The bl...

Parkinson’s disease is a progressive degenerative neurological disorder which mainly affects the motor system of body and it characterized by resting tremors, slowness movements, rigidity, gait disturbances/postural instability. It correlated with Kampa Vata [Disease associated tremors in body] Ayurveda, [Indian ancient science for healthy life] as Sarvanga / Shiro [tremors all over or head]. V...

this paper presents a study examining how persian speakers use metaphoric gestures to represent different adverbs of time, and what these gestures reveal about the concept of time in their minds. a questionnaire containing 10 ambiguous questions, which made the participant use different adverbs of time, was given to 22 participants. they were filmed while trying to answer the questions. the cor...

Eight participants were presented with auditory or visual targets and then indicated the target's remembered positions relative to their head eight seconds after actively moving their eyes, head or body to pull apart head, retinal, body, and external space reference frames. Remembered target position was indicated by repositioning sounds or lights. Localization errors were found related to head...

introduction: in different professions, including dentistry, work-related musculoskeletal disorders (msds) are the main reason of loss of working period, increasing labor costs, human injuries, and absence from work. improper posture while working is the main cause of these disorders among dentists. in this regard, identifying the risk factors and its potential harms are absolutely necessary. h...