Results 191 to 200 of about 42,297 (267)

Six weeks of high‐intensity interval training improve autonomic and metabolic responses in active postmenopausal women

open access: yesExperimental Physiology, EarlyView.
Abstract This study analysed the effects of a supervised high‐intensity interval training (HIIT) programme on metabolic flexibility and autonomic function in active postmenopausal women. Twenty women (66.6 ± 6.2 years; 67.9 ± 11.1 kg) completed a 6‐week cycling HIIT intervention consisting of three weekly sessions (20 min/session).
Jordi Monferrer‐Marín   +3 more
wiley   +1 more source

Feedback from group III/IV afferents in skeletal muscle slows heart rate acceleration when transitioning from rest to low‐intensity exercise in males

open access: yesExperimental Physiology, EarlyView.
Abstract Group III/IV skeletal muscle afferents respond to intramuscular mechanical and metabolic stimuli and are more active in fatigued muscle. These afferents project onto the brainstem and motor cortex and modulate cardiovascular and motor responses during exercise.
Shane Burgess   +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

Handgrip strength assessment in breast cancer patients: validity and reliability of the Activ5 dynamometer. [PDF]

open access: yesSupport Care Cancer
Pino-Ortega J   +4 more
europepmc   +1 more source

Muscle cramp susceptibility is associated with muscle‐specific modulation of human motoneuron discharge patterns

open access: yesExperimental Physiology, EarlyView.
Abstract Muscle cramps are painful, involuntary contractions thought to arise from altered spinal motoneuron excitability, potentially involving persistent inward currents (PICs). We examined whether cramp susceptibility is associated with altered PIC‐related motoneuron behaviour and whether electrically induced cramp modifies these estimates.
Timothée Popesco   +8 more
wiley   +1 more source

The acute effects of exercise intensity and inorganic nitrate supplementation on the Buckberg ratio in postmenopausal females

open access: yesExperimental Physiology, EarlyView.
Abstract Menopause increases coronary heart disease risk, in part through reduced oestrogen‐mediated nitric oxide (NO) bioavailability. The Buckberg ratio, an index of myocardial oxygen supply–demand balance, in which higher values reflect more favourable myocardial perfusion, is lower in postmenopausal females (PMFs) than in age‐matched males.
Cassandra C. Derella   +6 more
wiley   +1 more source

Acute and lifelong exercise modulate the tumorigenic potential of human lung cancer cells and their susceptibility to cisplatin

open access: yesExperimental Physiology, EarlyView.
Abstract The association between higher levels of physical activity and lower cancer risk and mortality is well established. However, a causal link is yet to be proven. Recent studies showed a decrease in the proliferation rates of cultured human cancer cells when the human serum used to stimulate them was conditioned by acute exercise. Here, we tested
Carlos M. Soares   +7 more
wiley   +1 more source

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