Due to access the Internet, we can not only find information but to surf in cyberspace, can help to improve and train the brain function.

And this, especially for the elderly, can prevent senile dementia (dementia), which often threaten the elderly, because by accessing the internet means we’ve done or involves the brain in an activity which is quite complicated so that brain function can still be maintained.

By surfing on the internet, for example we like reading a book, so that part of the brain that functions to control the language, control memory and visual resources will go to work, even adding an additional activity for the brain to control the decisions and considerations.

This is what distinguishes it from reading, because when we surf on the internet then we will be faced with a wide range of information options should we choose or we click, with a decision to be made is the activity of the brain for decision making and consideration will continue to be sharpened.

Well, if elderly is usually looking for information on the internet will inhibit a number of aging on the brain such as the reduction or shrinkage of brain cell activity and this will make parents keep his memory fresh.

There are also several other activities that allegedly may also prevent dementia / senility is a puzzle, playing music, playing chess and should also be assisted by maintaining a balanced diet with nutrients and do not forget it is with regular exercise.

Contact lenses should always clean to prevent complications in your eye. The most commonly occurs in contact lens is the occurrence of deposits of proteins and lipids. Cells die at the surface of our eyes, eyes mixed with dirt, dust, air pollution, sweat or even eye make-up, can stick on your contact lenses. If dirt can not be cleaned properly, it will detract from the use of contact lenses, sharp vision and long time usage. Dirty contact lenses can also cause infection in your eye. Itchy eyes, watery eyes deposition of protein and often accompanies the use of contact lenses.

In terms of his replacement, contact lenses are divided into several types, based on recommendations from the manufacturer.
1. Disposable Contact Lens alias can be discarded after use.
2. Frequent replacement contact lenses. It is should be replaced every 3-6 months.
3. Permanent contact lenses. It is not like Disposable Contacts, it can be used for a year or more.

In terms of its use, contact lenses are divided into two kinds:
- Wear Daily (daytime use and can not be used to sleep).
- Overnight wear (can be worn while sleeping).

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