Archive | March, 2010

River Blindness

23 Mar

Since March 22 was World Water Day, it might be “illuminating” to talk about eye diseases and water. It is true that the most common and fatal waterborne diseases (caused by unsanitary water), don’t affect the eyes: These include infant diarrhea, cryptosporidium, cholera, dysentery, typhoid, and many more. However, there is a disease called “onchocerciasis” or “river blindness,” that is also considered “waterborne,” and is the world’s #2 cause of blindness.

Continue reading

Eye Safety at Work

22 Mar

The potential for eye injuries varies with the job. If you work as a logger, the chances of getting a wood chip or a stick in your eye is high and you should always wear a hard hat and wrap-around protective lenses. If you work in a battery factory, or any other factory, or in construction, the chances of injury are also high and the need for eye protection and first aid knowledge are great. Even if you work in an office, you run the risk, however slim, of poking a pencil or fingernail in your eye.

Some workplaces, such as chemical factories, are required by law to have eye wash stations installed at specified intervals. These can be plumbed stations, which shoot water into the eyes like a drinking fountain, or any of several other devices that shoot a continuous jet of water, saline solution or chemical wash into the eyes.

Continue reading

Cruise Ships and Vision

17 Mar

Coincidentally, there is a type of cruise ship called “Vision Class.” The name has nothing to do with the possible state of your eyes while on an ocean cruise but it does underscore the fact that while on a cruise, just a little attention to the state of your eyes can go a long way towards making the trip more enjoyable.

Continue reading

Water Content of the Human Body

15 Mar

Sports and Vision Care (Part 2)

2 Mar

When you become dehydrated from perspiration and strenuous activity, it tends to affect the eyes long before other body systems. Dehydrated eyes produce less tears and the all-important and protective tear film, which is critical to vision, quickly becomes under-moisturized. Continue reading

Sports and Vision Care (Part 1)

1 Mar

Although the range of sports is extremely diverse, many popular activities can affect the eyes and a wise person needs to be aware of this. Sports such as tennis, handball, baseball, hiking, running, cycling and basketball tend to produce prodigious perspiration. Everyone who engages in these sports knows that getting sweat in your eyes is, at the very least, uncomfortable. Continue reading