Tag: retina

Fake sunglasses cause headache
Health & Beauty

Fake sunglasses cause headache

British experts made a new study, which shows that women should not economize from sunglasses. They found that too cheap accessories not only do not protect eyes, but they are also harmful. Fake sunglasses do not protect the retina from the UV rays, interfere clear vision and cause a headache.
According to the statistics, 2/3 from all sunglasses being sold in Great Britain are fake and at very low prices.

Algae genes for better vision
Health & Beauty

Algae genes for better vision

Researchers think they may be able to replace damaged cells in the retina with similar ones found in algae and treat blindness. The technique has worked in mice and now scientists believe they can begin human trials within two years.

“The idea is to develop a treatment for blindness,” Alan Horsager of USC told New Scientist. In a working retina, nerve cells convert light into electrical and chemical signals, which are sent to the brain via the optic nerve.

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