Section 1: Sensorimotor Integration.- Nordic comparison of 75-year-olds -- sensory and psychomotor functions.- Motor performance as a paradigm reflecting the aging process.- Decline of psychomotor performance: calender or health?.- The influence of aging on motor skill learning.- The decline of spatial and temporal abilities with age.- Age-related slowing.- Aging and plasticity of the human motor system: evidence from positron emission tomography (PET).- Section 2: Age Changes in Muscle.- Myoelectric signs of muscle fatigue and physiological tremor from childhood to seniority.- Muscle force generation and age: the role of sex hormones.- What is the cause of the ageing atrophy? Assessment of the fiber type composition in whole human muscles.- Section 3: Posture and Locomotion.- Cognitive processes involved for maintaining postural stability while standing and walking.- Mobility biomechanics in young and old healthy adults.- Postural control in normal subjects and older women who have fallen.- Postural responses of the elderly: comparisons with vestibular- deficit subjects.- Modulations of gait in normal aging and in parkinson’s disease.- Age-related changes in visually guided locomotion over different terrains: major issues.- Optical flow as a factor in falling: the case for more research.- Section 4: Neurological Diseases.- Motor slowness in parkinson’s disease.- Timing in perceptual and motor tasks in parkinson’s disease.- Signal-to-noise ratio of handwriting size, force, and time: Cues to early markers of parkinson’s disease?.- Procedural memory, motor skill and degenerative neurological disease.- Effect of age, chronic diseases and parkinsonism on postural control.- Section 5: Effects of Training.- Improvements in balance in the elderly through training insensory organization abilities.- Age and practice effects on force control of the thumb and index fingers in precision pinching and bilateral coordination.- Sensorimotor adaptability in the elderly and disabled.- Years of physical activity can affect simple and complex cognitive/motor speed in older adults.- Author Index.