Results 181 to 190 of about 557,485 (321)

Elevated Hair Cortisol Concentrations Are Associated With Poor Sleep Quality Evaluated Using the Pittsburgh Sleep Quality Index but Not With Actigraphy

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT There is growing interest in studying how habitual sleep disturbance affects biological risk factors that may underscore adverse health outcomes. This study examined associations between hair cortisol concentrations and self‐reported sleep quality and objectively measured sleep metrics derived using actigraphy.
David S. Michaud, Mireille Guay
wiley   +1 more source

Sleep and Rhythmic Profile After Pineal Gland Removal in Humans

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT Melatonin, a hormone produced by the pineal gland, is classically described as a central circadian modulator. However, the impact of its absence on circadian rhythmicity in humans remains poorly understood. Pinealectomised patients, in whom melatonin secretion is chronically suppressed, represent a valuable clinical model to investigate the ...
Renata de Andrade Prado Gobetti   +7 more
wiley   +1 more source

Psychiatric Comorbidities and Quality‐of‐Life Burden in Pediatric Patients With Vitiligo: A Systematic Review and Meta‐Analysis

open access: yesPediatric Dermatology, EarlyView.
ABSTRACT Introduction Vitiligo is an autoimmune condition that causes depigmented skin patches, often leading to challenges such as stigma, bullying, and poor self‐esteem in pediatric populations. These challenges may contribute to psychiatric comorbidities and impaired quality of life (QoL). Pediatric‐specific data remain limited.
Nawar Tarafdar   +4 more
wiley   +1 more source

Prolonged exposure to artificial light and carcinogenesis: A systematic review of oncostatic mechanisms associated with melatonin pathways

open access: yesPhotochemistry and Photobiology, EarlyView.
Exposure to artificial light at night (ALAN), particularly at blue wavelengths, disrupts circadian rhythms by suppressing melatonin, thereby increasing cancer susceptibility. This systematic review consolidates evidence linking prolonged ALAN exposure to an elevated risk of breast and prostate tumors.
Gabriel Barboza   +4 more
wiley   +1 more source

Association Between the Ki-67 Index, Tumor Size and Postoperative Structural Persistence in Non-functioning Pituitary Neuroendocrine Tumors: A Single-Center Experience. [PDF]

open access: yesCureus
Jimenez-Canizales CE   +6 more
europepmc   +1 more source

High-Grade Progression, Sarcomatous Transformation, and/or Metastasis of Pituitary Neuroendocrine Neoplasms (PitNENs): The UCSF Experience [PDF]

open access: hybrid
Merryl Terry   +18 more
openalex   +1 more source

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