Latest Vision Articles

1. Health insurance and eye traits exploration

Health insurance coverage is critical for ordinary people in receiving health care including eye care. From 1997 to 2005, the National Health Interview Survey has gotten responses from 290,000 adults about eye care use rates. The survey reveals that the majority of people without health care coverage do not resort to regular eye care even if there are obvious visual problems. The longer time without health insurance, the lower rate of eye care utilization. In addition, low education and male gender also play a role.

2. Lutein and zeaxanthin for healthy eyes

Both belonging to xanthophylls, lutein and zeaxanthin add yellow pigment to plants and vegetables, making them appear orange in the fruits or leaves. Experts point out that lutein and zeaxanthin also occur in the lens and retina of human eyes. These two compounds can protect our eyes from free radicals’ damage, which causes oxidation. Lutein and zeaxanthin in the lens and retina also filter out harmful blue light, protecting underlying cell layers.

3. A variety of nutrients for eye health

Having a good eating habit can be of great benefit to your long and healthy lifetime. Good nutrition not only contributes to healthy body but also to your confidence. A lot of studies show that starting good habits when you are young plays a vital role in maintaining healthy vision and may reduce risks of certain eye problems such as cataracts. For a good vision, you should pay attention to key vitamins and nutrients which are very important to keeping your eyes healthy.

4. New lenses that change in shading

Trivex is a mid-index plastic that is also lightweight and durable. Now this material has been used to manufacture Definity progressive lenses by Essilor of America. The company claims that these new Definity lenses provide a wider view of distance vision as well as a better aligned intermediate vision. Currently these lenses are available in clear, Transitions IV photochromic gray or brown.

5. New Researches Concerning People’s Vision

Currently, about 1.68 million men above 50 in the United States are suffering dry eyes. And this number is estimated to be more than 2.79 million by 2030. As a result, dry eye research and prevention are quite critical. Until now, some studies have found a link between dry eye in men and their ages. In general, hypertension, benign prostatic hyperplasia and antidepressant use all can be risk factors of dry eye in men.

6. Four types of Medicare advantage plans

A Medicare policy holder can access some additional vision care benefits if he chooses an MA plan. Though the benefits depending on cost and coverage vary from plan to plan, you can access to the following basic benefits. You can get routine eye exams. Eyeglass frames and the lenses can receive some adjustments every year.

7. Various types of double vision and treatments

Also named ghost images, double vision can result from both temporary body conditions and various eye problems. Temporary double vision always caused by excessive alcohol or extreme body tiredness. This type of double vision will go away soon.

8. Silicone hydrogel contacts for up to 30 consecutive days

Conventional hydrogel soft contact lenses can transmit only a limited amount of oxygen to the eyes so that their extended wearing period is also limited to only seven days. The invention of silicone hydrogel contacts changes this situation forever. Its material silicone lets six to seven times more oxygen to reach the eyes and the continuous wearing period is been extended into 30 days.

9. Rigid gas permeable contact lenses caring system

Rigid gas permeable contact lenses feature sharper vision, longer replacement interval, and more deposit resistance. Even with these advantages, RGPs still need regular cleaning and replacement as your doctor demands.

10. Stye causes and treatments

Also named hordeolum, a stye or sty results from a gland infection at the edge of the eyelid, either inside or outside. Early signs of a stye include pain eye, eye redness, tenderness and swelling in the affected area.