Results 21 to 30 of about 103,012 (264)

Physical conditions in NGC 6543 [PDF]

open access: yesSymposium - International Astronomical Union, 1997
We observed NGC 6543 (the Cat's Eye Nebula) with the HST WFPC2 camera in ten narrow-band filters covering a range of emission lines. These images are used to further look at the physical conditions in NGC 6543. We discuss the [O III] electron temperature, ionization state throughout the nebula, and the results of photoionization models of individual ...
Nancy Jo Lame   +2 more
openaire   +1 more source

Relationships between Functional Movement Quality and Sprint and Jump Performance in Female Youth Soccer Athletes of Team China

open access: yesChildren, 2022
This study aimed to determine the optimal functional movement screen (FMS) cut score for assessing the risk of sport injury, and to investigate the correlations between functional movement quality and sprint and jump performance.
Junjie Zhang   +3 more
doaj   +1 more source

The Effect of Exercise on the Skin Content of the Reduced Form of NAD and Its Response to Transient Ischemia and Reperfusion in Highly Trained Athletes

open access: yesFrontiers in Physiology, 2019
Reduced nicotinamide adenine dinucleotide (NADH) is synthesized in the cellular nucleus, cytoplasm and mitochondria but oxidized into NAD+ almost exclusively in mitochondria.
Olga Bugaj   +5 more
doaj   +1 more source

Flexible wearable intelligent sensing system for wheelchair sports monitoring

open access: yesiScience, 2023
Summary: The application of wearable intelligent systems toward human-computer interaction has received widespread attention. It is still desirable to conveniently promote health and monitor sports skills for disabled people. Here, a wireless intelligent
Yupeng Mao   +9 more
doaj   +1 more source

Neighborhood Physical Conditions and Health

open access: yesAmerican Journal of Public Health, 2003
Objectives. We explored the relationship between boarded-up housing and rates of gonorrhea and premature mortality. Methods. In this ecological study of 107 US cities, we developed several models predicting rates of gonorrhea and premature death before age 65 from all causes and from specific causes.
Cohen, Deborah A.   +5 more
openaire   +4 more sources

The Effect of a 7-Week Training Period on Changes in Skin NADH Fluorescence in Highly Trained Athletes

open access: yesApplied Sciences, 2020
The study aimed to evaluate the changes of nicotinamide adenine dinucleotide (NADH) fluorescence in the reduced form in the superficial skin layer, resulting from a 7-week training period in highly trained competitive athletes (n = 41).
Olga Bugaj   +5 more
doaj   +1 more source

Physical conditions on the early Earth [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2006
The formation of the Earth as a planet was a large stochastic process in which the rapid assembly of asteroidal-to-Mars-sized bodies was followed by a more extended period of growth through collisions of these objects, facilitated by the gravitational perturbations associated with Jupiter.
openaire   +2 more sources

Effect of different manipulations of the cluster-set method on training volume and time under tension in resistance training men

open access: yesRevista Ciências em Saúde, 2022
Objective: To compare the acute effect of two training protocols until concentric failure (CF) with different intra-set interval (ISI) configurations (20 s and 40 s) on total weight, the total number of repetitions, and time under tension in trained ...
Ricardo Reis Dinardi   +4 more
doaj   +1 more source

Core Temperature Response During the Marathon Portion of the Ironman World Championship (Kona-Hawaii)

open access: yesFrontiers in Physiology, 2019
The Ironman triathlon consists of a 3.8 km swim, 180 km bike, and 42.195 km run. Thermoregulation responses play an important role in performance optimization and injury prevention.
Guillermo Olcina   +4 more
doaj   +1 more source

Intelligent monitoring and individualized strategies for preventing altitude sickness during altitude training

open access: yesFrontiers in Physiology
Altitude training is a special training method that uses a hypoxic environment to improve athletic performance. Its scientificity and safety have always attracted much attention.
Longji Li   +4 more
doaj   +1 more source

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