The effect of caffeine on retinal vessel diameter in young healthy subjects

• Published in: Acta ophthalmologica (Oxford, England) Vol. 90; no. 7; pp. e524 - e528
• Main Authors: Terai, Naim, Spoerl, Eberhard, Pillunat, Lutz E., Stodtmeister, Richard
• Format: Journal Article
• Language: English
• Published: Oxford, UK Blackwell Publishing Ltd 01.11.2012; Wiley Subscription Services, Inc
• Subjects: Adult; Blood Pressure - physiology; Caffeine; Caffeine - administration & dosage; Central Nervous System Stimulants - administration & dosage; Coffee; Female; Heart Rate - physiology; Humans; Intraocular Pressure - physiology; Male; Older people; Ophthalmology; Photic Stimulation; Regional Blood Flow; retinal arterioles; Retinal Artery - physiology; Retinal Artery - radiation effects; Retinal Vein - physiology; Retinal Vein - radiation effects; retinal venules; retinal vessel analyzer; retinal vessel diameter; Vasoconstriction - physiology; Young Adult

. Purpose:  To investigate the effect of caffeine on retinal vessel diameter before and during flicker light stimulation in young healthy subjects. Methods:  Seventeen healthy subjects (mean age: 29.6 ± 3.73 years, range: 22–35 years) were included in this study. The diameter of retinal vessels was...