abstract background: natural delivery is the most painful event that women experience in their lifetime. that is why labor pain relief has long been as one of the most important issues in the field of midwifery. thus, the present study aims to explore the perception of primiparous mothers on comfortable resources for labor pain. materials and methods: in the present study, qualitative content a...

The horizontal binocular disparity is a critical factor for the visual fatigue induced by watching stereoscopic TVs. Stereoscopic images that possess the disparity within the 'comfort zones' and remain still in the depth direction are considered comfortable to the viewers as 2D images. However, the difference in brain activities between processing such comfortable stereoscopic images and 2D ima...

Today’s tech-savvy boomers will remain comfortable with technology as they age, though they may need different interfaces. They need help with evaluating technical resources, but they will continue to adapt, tailor, configure, and program those resources. They need assistants, not supervisors”.

The paper describes two concomitant problems of much concern in the 21 century; namely of dwindling energy resources and of the effects of man-made climatic change, largely due to the over-production of carbon dioxide. The paper shows that these problems have occurred due to man’s continuing requirement for a more comfortable life and how the deep oceans can be used to achieve this. The paper e...

Regulations and customer demands put pressure on rail designers to deliver passenger coaches with comfortable climates. In the past, Siemens engineers spent about four months testing passenger coaches in a climate wind tunnel to validate the design of the heating, ventilation and cooling (HVAC) system. Now they use ANSYS Fluent computational fluid dynamics (CFD) software to validate the design ...

ost residents of nursing homes are in chronic pain but accept this las an inevitable part of ageing, according to a new report. \nA Hidden Problem: pain in older people, the Picker Institute found that a 'high level of stoicism among residents means they often suffer in silence, yet staff are failing to ask residents about their pain'. Stoicism was the most typical response from the 77 nursing ...