Results 21 to 30 of about 14,752 (304)

Reply to Mankowska et al. Comment on “Muth et al. Assessing Critical Flicker Fusion Frequency: Which Confounders? A Narrative Review. Medicina 2023, 59, 800”

open access: yesMedicina, 2023
First and foremost, we like to express our gratitude for the praise bestowed upon our narrative review [...]
Thomas Muth   +3 more
doaj   +2 more sources

Effect of Smartphone usage on Visual Fatigue Assessed by Critical Flicker Fusion Frequency among MBBS Students Aged 18-25 Years: A Pre-post Experimental Design [PDF]

open access: yesJournal of Clinical and Diagnostic Research
Introduction: Prolonged smartphone usage has been linked to visual fatigue, primarily due to continuous exposure to blue light emitted from screens. Critical Flicker Fusion Frequency (CFFF) is a well-established physiological marker for assessing visual ...
SL Bhavisha   +4 more
doaj   +2 more sources

Smartphone gaming while walking increases visual fatigue compared with standing [PDF]

open access: yesScientific Reports
Mobile gaming differs from passive smartphone activities such as browsing or texting due to its continuous engagement and limited opportunities for pause. Although gaming while walking is common, little is known about its effects on eyestrain. This study
Yi-Lang Chen   +3 more
doaj   +2 more sources

Complex Relationship Between Critical Flicker Fusion Frequency and Established Cognitive Tests Unveiled by Hyperbaric Exposure

open access: yesBiology
Critical flicker fusion frequency (CFFF) has been proposed as a rapid marker of central nervous system arousal state, but its relationship to cognitive performance under hyperbaric stress remains unclear.
Natalia D. Mankowska   +4 more
doaj   +2 more sources

Is critical flicker-fusion frequency a valid measure of visual fatigue? A post-hoc analysis of a double-masked randomised controlled trial. [PDF]

open access: yesOphthalmic Physiol Opt, 2023
Critical flicker‐fusion frequency (CFF) has been used in clinical studies as a measure of visual fatigue. We examine the correlation between CFF and subjective reports of visual fatigue in a group of symptomatic computer users, to consider whether CFF ...
Singh S, Downie LE, Anderson AJ.
europepmc   +2 more sources

Critical flicker fusion frequency results during oxygen decompression in standard HBOT session — observational study

open access: yesInternational Maritime Health
Most hyperbaric medicine reports concentrate on the patient and his morbidities. In addition to the well-known indications for hyperbaric oxygen therapy (HBOT), we cannot discount possible side effects. Among medical staff regularly exposed to hyperbaric conditions the best described so far is decompression sickness. A non-invasive and easily available
Rita I, Sharma   +4 more
openaire   +3 more sources

Eyestrains among smartphone users while watching videos in Taipei MRT carriages: a comparison between sitting and standing postures [PDF]

open access: yesScientific Reports
In MRT carriages, more passengers are watching videos on their smartphones during daily commutes, yet the impact of these viewing conditions on visual strain remains unexplored.
Yi-Lang Chen   +4 more
doaj   +2 more sources

Evaluation of Critical Flicker-Fusion Frequency Measurement Methods for the Investigation of Visual Temporal Resolution. [PDF]

open access: yesSci Rep, 2017
Recent studies highlight the importance of the temporal domain in visual processing. Critical Flicker-Fusion Frequency (CFF), the frequency at which a flickering light is perceived as continuous, is widely used for evaluating visual temporal processing ...
Eisen-Enosh A   +4 more
europepmc   +3 more sources

Early detection of diving-related cognitive impairment of different nitrogen-oxygen gas mixtures using critical flicker fusion frequency. [PDF]

open access: yesDiving Hyperb Med, 2019
INTRODUCTION Cognitive impairment related to inert gas narcosis (IGN) is a threat to diving safety and operations at depth that might be reduced by using enriched air nitrox (EANx) mixtures.
Lafère P   +5 more
europepmc   +2 more sources

Peripheral Flicker Fusion at High Luminance: Beyond the Ferry–Porter Law

open access: yesVision, 2023
The relationship between luminous intensity and the maximum frequency of flicker that can be detected defines the limits of the temporal-resolving ability of the human visual system, and characterizing it has important theoretical and practical ...
Maydel Fernandez-Alonso   +2 more
doaj   +1 more source

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