Results 181 to 190 of about 2,525 (238)

Coupling between global brain blood oxygen level‐dependent activity and cerebrospinal fluid dynamics in young endurance athletes

open access: yesExperimental Physiology, EarlyView.
Abstract Cerebrospinal fluid (CSF) contributes to brain waste clearance through its coupling with cerebral haemodynamics. Aerobic exercise promotes brain health, but its influence on brain waste clearance remains unclear. This study examined the coupling between CSF and cerebral haemodynamics in endurance athletes. Fifteen young male endurance athletes
Daisuke Hoshi   +9 more
wiley   +1 more source

Identification of the individual cardiac contraction threshold during high‐frame‐rate stress echocardiography

open access: yesExperimental Physiology, EarlyView.
Abstract The clinical assessment of cardiovascular function during exercise using stress echocardiography is essential for accurate cardiac diagnosis. However, normal limitations of cardiac deformation responses to increasing physical exertion remain poorly understood.
Fabian Spahiu   +4 more
wiley   +1 more source

The impact of biological sex and stroke volume constituents on heterogeneity in the Q̇$\dot{Q}$–V̇O2${{\dot{V}}_{{{{\mathrm{O}}}_2}}}$ relationship and skeletal muscle saturation during cycling

open access: yesExperimental Physiology, EarlyView.
Abstract Interindividual variability in the cardiac output (Q̇$\dot{Q}$) to the rate of oxygen consumption (V̇O2${{\dot{V}}_{{{{\mathrm{O}}}_2}}}$) slope (Q̇$\dot{Q}$–V̇O2${{\dot{V}}_{{{{\mathrm{O}}}_2}}}$) in healthy males is related to stroke volume (SV); however, the impact of differences in left ventricular (LV) structure and function as well as ...
Adam N. Di Salvo   +4 more
wiley   +1 more source

Determinants of maximal oxygen uptake in highly trained females and males: a mechanistic study of sex differences using advanced invasive methods

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The results from this study show that maximal cardiac output, stroke volume and leg blood flow are similar between highly trained females and males after normalisation to lean body mass (LBM). However, the 10% higher haemoglobin concentration ([Hb]) and arterial O2 content in males result in higher systemic and leg O2 delivery ...
Øyvind Skattebo   +11 more
wiley   +1 more source

Beyond Tobacco Prevention: The Effects of Tobacco 21 Laws on Young Adults' Body Weight

open access: yesHealth Economics, Volume 35, Issue 9, Page 1406-1423, September 2026.
ABSTRACT Tobacco 21 (T21) laws effectively reduce youth tobacco use by preventing initiation. This study examines their impact on body weight among young adults aged 18–20. Using 2009–2019 Behavioral Risk Factor Surveillance System data and a two‐way fixed‐effects difference‐in‐differences (DID) design, we find limited evidence of broad weight changes ...
Qihua Qiu, Jaesang Sung
wiley   +1 more source

Shies Protest: Blocking Moscow's Waste to Defend Northern Russia's Environment

open access: yesArea, Volume 58, Issue 3, September 2026.
Short Abstract The Shies protest in Russia demonstrates how grassroots mobilisation can reshape extractivist projects by halting the construction of a massive landfill planned for Moscow's waste. From 2018 to 2020, local residents and environmental activists used blockades, protest camps and legal action to oppose ecological damage and governance ...
Perrine Poupin
wiley   +1 more source

Developmental Unity and Cultural Variation in Forms of Metarepresentational False Belief Understanding

open access: yesDevelopmental Science, Volume 29, Issue 5, September 2026.
ABSTRACT Around age four, children in urban, post‐industrial societies begin to understand the subjectivity of beliefs and other mental states: they can be true or false, and they are aspectual, representing situations under specific descriptions. These two insights have been found to emerge in tandem, suggesting a shift toward a metarepresentational ...
Ljubica Petrović   +4 more
wiley   +1 more source

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