Results 51 to 60 of about 9,883 (151)

Reduced cardiovagal baroreflex sensitivity is associated with postural orthostatic tachycardia syndrome (POTS) and pain chronification in patients with headache

open access: yesFrontiers in Human Neuroscience, 2023
BackgroundNon-cephalgic symptoms including orthostatic intolerance, fatigue, and cognitive impairment, are common in patients with chronic headache disorders and may result from alterations in the autonomic nervous system.
Bridget R. Mueller   +3 more
doaj   +1 more source

Sympathetic Shift and Insular Alteration: Unravelling the Link Between Anxiety and Heart Rate Variability in Parkinson's Disease

open access: yesMovement Disorders, EarlyView.
Abstract Background Anxiety and autonomic dysfunction are frequent non‐motor symptoms of Parkinson's disease (PD). Their relationship, as well as the neural mechanisms underlying this relationship, remain unexplored. Objectives We aimed to investigate the relationship between cardiovascular functions and anxiety in PD and the structural neural changes ...
Lucia Ricciardi   +9 more
wiley   +1 more source

Human hypoxia models in aerospace medicine: Potential applications for human pharmacological research

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aerospace medicine required controlled terrestrial models to investigate influences of altered atmosphere conditions, such as hypoxia, on human health and performance. These models could potentially be expanded to encompass disease conditions or treatment targets regulated through hypoxia or hypercapnia.
Titiaan E. Post   +4 more
wiley   +1 more source

Low Sensitivity of Abbreviated Tilt Table Testing for Diagnosing Postural Tachycardia Syndrome in Adults With ME/CFS

open access: yesFrontiers in Pediatrics, 2018
Introduction: Orthostatic intolerance is common among individuals with myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). In some ME/CFS case definitions, orthostatic intolerance is considered a core feature of the disorder.
C. (Linda) M. C. van Campen   +2 more
doaj   +1 more source

Cardiovascular Health in Women—Across the Lifespan

open access: yesClinical Endocrinology, EarlyView.
ABSTRACT Cardiovascular disease (CVD) remains the leading cause of mortality and morbidity among women worldwide. However, CVD continues to be perceived as a predominantly male issue. CVD in women therefore remains understudied, underrecognized and undertreated.
Jaya Chandrasekhar   +5 more
wiley   +1 more source

Postural tachycardia during head-up tilt test predicts persistent orthostatic intolerance in young adults

open access: yesZdravniški Vestnik, 2013
Background: Head-up tilt (HUT) test is an important tool in establishing the cause of past syncope. As postural tachycardia is associated with orthostatic intolerance, we hypothesise that heart rate (HR) increase during the early phase of HUT can be used
Mojca Kirbiš   +4 more
doaj  

Central nervous system involvement in cardiac amyloidosis: Redefining the heart‐brain axis

open access: yesEuropean Journal of Clinical Investigation, EarlyView.
Central nervous system involvement in cardiac amyloidosis. Amyloidosis is a systemic disease that can directly affect the central nervous system. Furthermore, the amyloid cardiomyopathy can indirectly affect the central nervous system by inducing systemic hypoperfusion and increasing the risk of acute ischaemic stroke.
Domenico Mario Giamundo   +3 more
wiley   +1 more source

Demographic and clinical features of pediatric patients with orthostatic intolerance and an abnormal head-up tilt table test; A retrospective descriptive study

open access: yesPediatrics and Neonatology, 2020
Background: Clinical presentation varies in children with Orthostatic Intolerance. This study aimed to evaluate the epidemiological and clinical characteristics of pediatric patients with orthostatic intolerance (OI) and positive head-up tilt test (HUTT).
Anand Gourishankar   +5 more
doaj   +1 more source

Effect of Ceiling Fans on Core Temperature in Bed‐Resting Older Adults Exposed to Indoor Overheating

open access: yesJournal of the American Geriatrics Society, EarlyView.
ABSTRACT Background Rising global temperatures have increased indoor overheating risks, posing significant health threats to vulnerable populations, particularly older adults. While electric fans are recommended for cooling at temperatures up to 40°C, the efficacy of ceiling fans in very warm indoor temperatures (~31°C) remains understudied.
Fergus K. O'Connor   +6 more
wiley   +1 more source

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