Results 111 to 120 of about 13,112 (253)

Presbyopia and near spectacle correction coverage among public school teachers in Ifo Township, South-West Nigeria

open access: yesNigerian Postgraduate Medical Journal, 2016
Background: Presbyopia is an age-related loss of lens accommodation resulting in difficulty in performing near task with attendant effect on the quality of life.
Oluwatobi Olalekan Idowu   +5 more
doaj   +1 more source

Presbyopia – A Review of Current Treatment Options and Emerging Therapies

open access: yesClinical Ophthalmology, 2021
James A Katz,1 Paul M Karpecki,2 Alexandra Dorca,3 Sima Chiva-Razavi,4 Heather Floyd,4 Elizabeth Barnes,4 Mark Wuttke,4 Eric Donnenfeld5 1The Midwest Center for Sight, Des Plaines, IL, USA; 2Kentucky Eye Institute, Lexington, KY, USA; 3Favoris AG, Basel,
Katz JA   +7 more
doaj  

Prevalence, Correction Coverage, Unmet Need and Impact on the Quality of Life of Presbyopia among Market Traders in Ibadan, Nigeria [PDF]

open access: yes, 2020
Presbyopia is an age-related condition that results from the gradual decline in accommodation leading to inability to focus at near distances. This study sought to determine the prevalence, correction coverage, unmet need and impact on the quality of ...
Adeyemi, O, Bekibele, A.J
core   +1 more source

The mechanics of accommodation in relation to presbyopia [PDF]

open access: yesEye, 1988
The cause of presbyopia is closely related to the force of contraction of the ciliary muscle and the resistance to deformation of the crystalline lens. Two views are currently in conflict. The view of Donders (1864) that presbyopia is caused by a decrease in the force of contraction of the ciliary muscle with age, and the opposing view of Helmholtz ...
openaire   +3 more sources

ASSESSMENT OF PRESBYOPIA AMONG MOBILE PHONE AND COMPUTER USERS AT PUNJAB, PAKISTAN

open access: yesPakistan Armed Forces Medical Journal, 2021
Objective: To find any association between presbyopia and usage of smart phones in Pakistani Population. Study Design: Prospective cross-sectional study. Place and Duration of Study: University of Health Sciences, Lahore, from Oct 2018 to Jul 2019.
Shamaila Doggar   +5 more
doaj  

Presbicia: ¿hacia dónde vamos? [PDF]

open access: yes, 2018
Introducción : L a acomodación es el mecanismo que nos permite enfocar a distancias cercanas, sin embargo, con la edad, los componentes oculares que lo llevan a cabo se deterioran y se pierde progresivamente esta capacidad.
Sánchez García, María Victoria
core  

Prevalence and associated factors of presbyopia among school teachers in Gondar City, Northwest Ethiopia, 2016

open access: yesClinical Optometry, 2017
Hiwot Berhanu Andualem, Natnael Lakachew Assefa, Dawit Zenebe Weldemichael, Tsehay Kassa Tefera Department of Optometry, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia Introduction: Presbyopia is an age ...
Andualem HB   +3 more
doaj  

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