نتایج جستجو برای: riding quality

تعداد نتایج: 756996  

Journal: :Archives of pediatrics & adolescent medicine 2002
Samuel N Forjuoh Troy Fiesinger John A Schuchmann Saundra Mason

OBJECTIVE To compare the distribution and observation of helmet use patterns among 4 common childhood leisure activities-bicycle riding, in-line skating, skateboarding, and scooter riding-in a setting with no helmet use legislation. DESIGN A cross-sectional, unobtrusive, direct observation of children engaged in 1 of the 4 activities was conducted during an 8-week period. SETTING Eight comm...

2017
Nobuyo Ohtani Kenji Kitagawa Kinuyo Mikami Kasumi Kitawaki Junko Akiyama Maho Fuchikami Hidehiko Uchiyama Mitsuaki Ohta

BACKGROUND There are many obvious health benefits to riding, including developing a strong core and legs, but there are also many less obvious benefits, such as increased confidence and introspection. Few studies have addressed the effects of horseback riding on children and the mechanisms underlying how riding affects humans. We examined the effects of horseback riding on the ability to distin...

Journal: :British journal of sports medicine 1997
D A O'Farrell F Irshad B S Thorns J P McElwain

A series of pelvic and acetabular injuries caused by horse riding accidents is reported. The importance of wearing appropriate protective clothing when riding is emphasised.

2001
David Shorthouse

advocates of horse riding claimed they had been discriminated against because they were no longer allowed in some areas they had previously used. Many non-equestrian residents were vocal in their disapproval of horse riding being permitted anywhere in the park, largely because of perceived threats to conservation values. Resolution of the debate was hampered by a perceived lack of scientific ev...

2002
Monique A. Stinson Chandra R. Bhat

This paper evaluates the importance of factors affecting commuter bicyclists’ route choices. Both route-level (e.g., travel time) and link-level (e.g., pavement quality) factors are examined. Empirical models are estimated using data from a stated preference survey conducted by the authors over the Internet. The models indicate that, for commuter bicyclists, travel time is the most important fa...

2017
Mariaelena Tagliabue Evelyn Gianfranchi Michela Sarlo

Hazard perception is considered one of the most important abilities in road safety. Several efforts have been devoted to investigating how it improves with experience and can be trained. Recently, research has focused on the implicit aspects of hazard detection, reaction, and anticipation. In the present study, we attempted to understand how the ability to anticipate hazards develops during tra...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...

Journal: :The Lancet 1874

Journal: :Extended Outlooks: The Iowa Review Collection of Contemporary Writing by Women 1981

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