Search Results - "Beek, Peter"

Steps to take to enhance gait stability: the effect of stride frequency, stride length, and walking speed on local dynamic stability and margins of stability by Hak, Laura, Houdijk, Han, Beek, Peter J, van Dieën, Jaap H

“…The purpose of the current study was to investigate whether adaptations of stride length, stride frequency, and walking speed, independently influence local…”
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Persistent fluctuations in stride intervals under fractal auditory stimulation by Marmelat, Vivien, Torre, Kjerstin, Beek, Peter J, Daffertshofer, Andreas

“…Stride sequences of healthy gait are characterized by persistent long-range correlations, which become anti-persistent in the presence of an isochronous…”
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Daily-Life Gait Quality as Predictor of Falls in Older People: A 1-Year Prospective Cohort Study by van Schooten, Kimberley S, Pijnappels, Mirjam, Rispens, Sietse M, Elders, Petra J M, Lips, Paul, Daffertshofer, Andreas, Beek, Peter J, van Dieën, Jaap H

“…Falls can have devastating consequences for older people. We determined the relationship between the likelihood of fall incidents and daily-life behavior. We…”
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Exploring running styles in the field through cadence and duty factor modulation by Nijs, Anouk, Roerdink, Melvyn, Beek, Peter Jan

“…According to the dual-axis model, running styles can be defined by cadence and duty factor, variables that have been associated with running performance,…”
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Running-style modulation: Effects of stance-time and flight-time instructions on duty factor and cadence by Nijs, Anouk, Roerdink, Melvyn, Beek, Peter J

“…The duty factor (reflecting the ratio of stance to flight time) is an important variable related to running performance, economy, and injury risk. According to…”
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Physical Performance and Physical Activity in Older Adults: Associated but Separate Domains of Physical Function in Old Age by van Lummel, Rob C, Walgaard, Stefan, Pijnappels, Mirjam, Elders, Petra J M, Garcia-Aymerich, Judith, van Dieën, Jaap H, Beek, Peter J

“…Physical function is a crucial factor in the prevention and treatment of health conditions in older adults and is usually measured objectively with physical…”
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Effects of acoustically paced cadence modulation on impact forces in running by Nijs, Anouk, Roerdink, Melvyn, Beek, Peter J.

“…•Increased cadence at a given running speed results in lower impact forces.•Cadence at a given running speed can be modulated with acoustic…”
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Speeding up or slowing down?: Gait adaptations to preserve gait stability in response to balance perturbations by Hak, Laura, Houdijk, Han, Steenbrink, Frans, Mert, Agali, van der Wurff, Peter, Beek, Peter J, van Dieën, Jaap H

“…Highlights ► The effect of balance perturbations on walking speed, step length, step frequency, and step width was measured. ► Besides, short-term Lyapunov…”
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Significant increase in relief of the European Alps during mid-Pleistocene glaciations by Valla, Pierre G., Shuster, David L., van der Beek, Peter A.

“…The effect of expanded glaciation on the relief of mountain ranges is debated. Chronometric and model data from the European Alps suggest that relief in the…”
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The Instrumented Sit-to-Stand Test (iSTS) Has Greater Clinical Relevance than the Manually Recorded Sit-to-Stand Test in Older Adults by van Lummel, Rob C, Walgaard, Stefan, Maier, Andrea B, Ainsworth, Erik, Beek, Peter J, van Dieën, Jaap H

“…The ability to rise from sitting to standing is critical to an individual's quality of life, as it is a prerequisite for functional independence. The purpose…”
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Author Correction: Geomorphology: Stressed rocks cause big landslides by van der Beek, Peter

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How to Sync to the Beat of a Persistent Fractal Metronome without Falling Off the Treadmill? by Roerdink, Melvyn, Daffertshofer, Andreas, Marmelat, Vivien, Beek, Peter J

“…In rehabilitation, rhythmic acoustic cues are often used to improve gait. However, stride-time fluctuations become anti-persistent with such pacing, thereby…”
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Reliability and Validity of Running Cadence and Stance Time Derived from Instrumented Wireless Earbuds by Nijs, Anouk, Beek, Peter J., Roerdink, Melvyn

“…Instrumented earbuds equipped with accelerometers were developed in response to limitations of currently used running wearables regarding sensor location and…”
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The biomechanics of running and running styles: a synthesis by van Oeveren, Ben T., de Ruiter, Cornelis J., Beek, Peter J., van Dieën, Jaap H.

“…Running movements are parametrised using a wide variety of devices. Misleading interpretations can be avoided if the interdependencies and redundancies between…”
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Predicting dive start performance from kinematic variables at water entry in (sub-)elite swimmers by van Dijk, Marit P, Beek, Peter J, van Soest, A J Knoek

“…The dive start is an important component of competitive swimming, especially at shorter race distances. Previous research has suggested that start performance…”
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Himalayan valley-floor widths controlled by tectonically driven exhumation by Clubb, Fiona J., Mudd, Simon M., Schildgen, Taylor F., van der Beek, Peter A., Devrani, Rahul, Sinclair, Hugh D.

“…Himalayan rivers transport around a gigaton of sediment annually to ocean basins. Mountain valleys are an important component of this routing system: storage…”
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Older Adults with Weaker Muscle Strength Stand up from a Sitting Position with More Dynamic Trunk Use by van Lummel, Rob C, Evers, Jordi, Niessen, Martijn, Beek, Peter J, van Dieën, Jaap H

“…The ability to stand up from a sitting position is essential for older adults to live independently. Body-fixed inertial sensors may provide an approach for…”
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Optimal stride frequencies in running at different speeds by van Oeveren, Ben T, de Ruiter, Cornelis J, Beek, Peter J, van Dieën, Jaap H

“…During running at a constant speed, the optimal stride frequency (SF) can be derived from the u-shaped relationship between SF and heart rate (HR). Changing SF…”
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Avoiding 3D Obstacles in Mixed Reality: Does It Differ from Negotiating Real Obstacles? by Coolen, Bert, Beek, Peter J, Geerse, Daphne J, Roerdink, Melvyn

“…Mixed-reality technologies are evolving rapidly, allowing for gradually more realistic interaction with digital content while moving freely in real-world…”
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Stressed rocks cause big landslides by van der Beek, Peter

“…Near-surface stress patterns, influenced by topography, control the size and location of the largest landslides — but not necessarily smaller ones — according…”
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