n engl j med 357;15 www.nejm.org october 11, 2007 1465 problems. The women, both in their 30s and mothers of young children, were obese and had diabetes. Gardiner weighed over 200 lb, smoked heavily, and avoided physical activity. Matovich weighed 230 lb, took insulin several times a day, had had episodes of severe hypoglycemia, and could not lift her babies because of pain from herniated lumba...

N e x t w e e k the t eam goes into act ion in t h e f irst g a m e of the year. * * * Their preparat ion for the contes t has las ted m u c h more than ten days. L a s t year t h e y s tudied and passed the ir courses . N e x t w e e k they carry the standard of R i c e onto the gridiron. • * « T h e hours spent la s t year over books m a k e poss ib le the hours spent th i s fa l l on t h e s...

The Virtual Coach is a web-centric virtual environment that creates temporally dynamic clinical exercises known as situational simulations, with the intention of exposing participants to rapidly unfolding events and the pressure of decision-making. This paper deals with the databases, which store all the data relevant to situational simulations executed by the Virtual Coach. It defines the natu...

The purpose of this study was to establish how coaches and biomechanists assess sprint running technique to increase understanding of current coaching and biomechanical practice leading to an identification of ways to improve coach-practitioner relationships. Australian sprint coaches (n=56) and international sport biomechanists (n=12) completed an online survey that asked questions relating to...

The rising number of the elderly incurs growing concern about healthcare, and in particular rehabilitation healthcare. Assistive technology and assistive robotics in particular may help to improve this process. We develop a robot coach capable of demonstrating rehabilitation exercises to patients, watch a patient carry out the exercises and give him feedback so as to improve his performance and...

Effective coaching is a mixture of pedagogy and principles of sciences, e.g., motor skill acquisition, sociology, and physiology, often referred to as the science of coaching. Instinctive or intuitive coaching has often been incorrectly viewed as the art of coaching. More important should be how coaches develop knowledge, how they access that knowledge at the appropriate times and how this affe...

The current study explored coaches' interpersonal behaviors as a mechanism for well- and ill-being contagion from coach to athlete and vice versa. Eighty-two coach-athlete dyads from individual sports completed selfreport measures before and after a training session. Structural equation modeling supported three actor-partner interdependence mediation models, in which coaches' presession well- a...

This research aimed to investigate (a) the effect of golfers' perceptions of coach motivation efficacy on golfers' precompetition task self-efficacy, (b) the effect of performance on pre-to-postround changes in self-efficacy, (c) the effect of pre-to-postround changes in self-efficacy on pre-to-postround changes in affect and emotion, and (d) whether any effects of performance on pre-to-postcom...

Abstract Objectives Lawn tennis is an explosive sport that involves various fitness parameters such as strength, endurance, power, and agility. Improved physical leads to superior athletic performance. The coach's perception contingent upon his of the player at time athlete comparing himself coach. Thus, this study aimed determine association between chosen factors perceived performance by coac...