Eye Problems

This taut yet lyrical memoir tells of the author’s experience with a baffling illness poised to take her sight, and gives a deeply felt meditation on vulnerability and on what it means to lose the faith you had and find something better. One day at the end of 2009, during a routine eye exam that Nora Gallagher nearly skipped, her doctor said, “Darn.” Her right optic nerve was inflamed, the cause unknown, a condition that if left untreated would cause her to lose her sight.

Imagine what it would be like to one day wake up and find that you were suddenly completely blind. This is what happened to Vanessa Potter. Her condition is unique. It has no name. Over the course of the next six months, Vanessa slowly recovered her vision. This mesmerising account tells the story of Patient H69 in her own words, based on these detailed diaries she kept during her time of blindness and through the scientific research that was to follow.

Retinitis Pigmentosa 101: How to live, grow, and become your best self with retinitis pigmentosa from A to Z. Are you someone who has been diagnosed with retinitis pigmentosa or a parent who has recently learned that your child is losing their vision? Then this book might just be for you.

"Come sono guarito dalla miopia" rappresenta un testo innovativo nel campo della riabilitazione visiva, l'unico basato sugli esercizi di defocus retinico, la cui efficacia è dimostrata da cinquant'anni di sperimentazione scientifica. Il sistema proposto da De Angelìs permette di prevenire e curare i più diffusi difetti di refrazione (miopia ed ipermetropia), intervenendo direttamente sulle cause che li generano, ovvero stress da iperaccomodazione e vicinanza.

Dagli albori della correzione della vista con l’avvento degli occhiali ai progressi rivoluzionari della chirurgia Lasik e non solo, questa esplorazione ripercorre l’evoluzione delle tecniche che migliorano e ripristinano la vista. Oltre a metodi tradizionali come occhiali e lenti a contatto, esamineremo le innovazioni moderne che promettono di ridisegnare il panorama della correzione della vista. Questo libro però va oltre i meccanismi fisici della vista.

It is 1988. After three years of teaching English as a second language classes in Latin America, Amy Bovaird is offered a position in Indonesia, halfway across the world. On this archipelago, Bovaird has the opportunity to learn about new cultures. But there is a problem. In the break between jobs, Bovaird pays a visit to her local eye doctor for what she believes will be a routine upgrade of her glasses’ prescription. A lengthy examination with a retinal specialist follows.

A few facts about nearsightedness.

A few facts about the eye condition called farsightedness.

Luteina zawarta w pożywieniu ulega podobnym przemianom, jak lipidy (kwasy tłuszczowe) i trafia przede wszystkim do naszych oczu - do soczewek oraz plamki żółtej, czyli do obszaru o średnicy 5-6 mm będącego niezwykle ważnym miejscem w siatkówce oka. Plamka żółta znajduje się w tylnej i centralnej części siatkówki. Odpowiada m.in za ostrość widzenia, widzenie centralne, w trójwymiarze 3D oraz widzenie w wysokiej rozdzielczości. To właśnie w plamce żółtej najgęściej rozmieszczone są światłoczułe receptory siatkówki, tzw. czopki.