Tuesday, August 26, 2008

Macular Degeneration

Macular degeneration or age-related macular degeneration is an important cause of vision loss in Americans 60 and elder. It is a illness that destroys your sharp, inner vision. You need central vision to see things clearly and to do tasks such as analysis and driving.

AMD affect the macula, the part of the eye that allows you to see fine feature. It does not hurt, but it cause cells in the macula to die. In some cases, AMD advance so slowly that people take in little change in their vision. In others, the disease progress faster and may lead to a loss of vision in both eyes. Regular comprehensive eye exam can detect macular collapse before the disease causes vision loss. Treatment can measured vision loss. It does not renovate vision.

Tuesday, August 19, 2008

Types of carbohydrates

There are two major types of carbohydrates:

* Complex carbohydrates

* Simple carbohydrates

Complex Carbohydrates:

Starch and dietary fiber be the two types of complex carbohydrates. Starch must be broken down during digestion before your body can use it as a glucose source. Quite a few foods have starch and dietary fiber such as breads, cereals, and vegetables:

* Photos of diverse types of foods Starch is in certain vegetables.

* Starch is besides found in breads, cereals, and grains.

* Dietary fiber is in vegetables, fruits, as well as whole grain foods.

Simple Carbohydrates:

Simple carbohydrates contain sugars found naturally in foods such as fruits, vegetables milk, and milk products. Simple carbohydrates also contain sugars added during food processing and refining. In common, foods with added sugars have fewer nutrients than foods among naturally-occurring sugars.

Tuesday, August 12, 2008

Carbohydrates

Your body use carbohydrates to make glucose which is the fuel that gives you energy and helps keep all going.

Your body can use glucose instantly or store it in your liver and muscles for when it is wanted.

You can find carbohydrates in the following:

* photos of different types of foodsFruits

* Vegetables

* Breads, cereals, and other grains

* Milk and milk products

* Foods containing added sugars

Healthier foods higher in carbohydrates include ones that supply dietary fiber and whole grains as well as those without additional sugars.

What about foods higher in carbohydrates such as sodas and candies that also have added sugars? Those are the ones that add extra calories but not several nutrients to your diet.

Wednesday, August 6, 2008

Railways

Rail transport is the transport of passengers and supplies by means of wheeled vehicles particularly designed to run down railways.

A railway/railroad track consists of two parallel iron rails, usually anchored vertical to beams, termed sleepers or ties, concrete, or steel to keep a steady space apart, or gauge. The rails and perpendicular beams are generally then placed on a base made of concrete or condensed earth and gravel in a bed of ballast to stop the track from buckling as the ground settles over time below and under the weight of the vehicles passing above. The vehicles traveling on the rails are arranged in a train; a string of individual powered or unpowered vehicles connected together, displaying markers.

Tuesday, July 29, 2008

Computer networking

Computer networking is the business discipline anxious with communication between computer systems. Such communicate systems comprise a computer network and these networks generally involve at least two devices able of being networked with at least one usually being a computer. The devices can be separated by a small number of meters or nearly unlimited distances. Computer networking is sometimes considered a sub-discipline of telecommunications, and sometimes of computer science, information technology and computer engineering. Computer networks rely a lot upon the abstract and practical application of these scientific and engineering disciplines.

A computer network is any set of computers connected to each other. Examples of networks are the Internet, a wide area network that is the largest to always exist, or a little home local area network (LAN) with two computers connected with standard networking cables connecting to a network interface card in each computer.

Tuesday, May 27, 2008

"Phishing" Fraud: How to Avoid Getting Fried by Phony Phishermen

Phishing” involves the use of fraudulent emails and copy-cat websites to trick you into revealing valuable personal information — such as account numbers for banking, securities, mortgage, or credit accounts, your social security numbers, and the login IDs and passwords you use when accessing online financial services providers. The fraudsters who collect this information then use it to steal your money or your identity or both.
When fraudsters go on “phishing” expeditions, they lure their targets into a false sense of security by hijacking the familiar, trusted logos of established, legitimate companies. A typical phishing scam starts with a fraudster sending out millions of emails that appear to come from a high-profile financial services provider or a respected Internet auction house.
The email will usually ask you to provide valuable information about yourself or to “verify” information that you previously provided when you established your online account. To maximize the chances that a recipient will respond, the fraudster might employ any or all of the following tactics:
1.Names of Real Companies — Rather than create from scratch a phony company, the fraudster might use a legitimate company’s name and incorporate the look and feel of its website (including the color scheme and graphics) into the phishy email.
2.“From” an Actual Employee — The “from” line or the text of the message (or both) might contain the names of real people who actually work for the company. That way, if you contacted the company to confirm whether “Jane Doe” truly is “VP of Client Services,” you’d get a positive response and feel assured.
3.URLs that “Look Right” — The email might include a convenient link to a seemingly legitimate website where you can enter the information the fraudster wants to steal. But in reality the website will be a quickly cobbled copy-cat — a “spoofed” website that looks for all the world like the real thing. In some cases, the link might lead to select pages of a legitimate website — such as the real company’s actual privacy policy or legal disclaimer.
4.Urgent Messages — Many fraudsters use fear to trigger a response, and phishers are no different. In common phishing scams, the emails warn that failure to respond will result in your no longer having access to your account. Other emails might claim that the company has detected suspicious activity in your account or that it is implementing new privacy software or identity theft solutions.
How to Protect Yourself from Phishing
The best way you can protect yourself from phony phishers is to understand what legitimate financial service providers and respectable online auction houses will and will not do. Most importantly, legitimate entities will not ask you to provide or verify sensitive information through a non-secure means, such as email.
Follow these five simple steps to protect yourself from phishers:
1.Pick Up the Phone to Verify — Do not respond to any emails that request personal or financial information, especially ones that use pressure tactics or prey on fear. If you have reason to believe that a financial institution actually does need personal information from you, pick up the phone and call the company yourself — using the number in your rolodex, not the one the email provides!
2.Do Your Own Typing — Rather than merely clicking on the link provided in the email, type the URL into your web browser yourself (or use a bookmark you previously created). Even though a URL in an email may look like the real deal, fraudsters can mask the true destination.
3.Beef Up Your Security — Personal firewalls and security software packages (with anti-virus, anti-spam, and spyware detection features) are a must-have for those who engage in online financial transactions. Make sure your computer has the latest security patches, and make sure that you conduct your financial transactions only on a secure web page using encryption. You can tell if a page is secure in a couple of ways. Look for a closed padlock in the status bar, and see that the URL starts with “https” instead of just “http.”
Security Tip: Some phishers make spoofed websites which appear to have padlocks.To double-check, click on the padlock icon on the status bar to see the security certificate for the site. Following the “Issued to” in the pop-up window you should see the name matching the site you think you’re on. If the name differs, you are probably on a spoofed site.
4.Read Your Statements — Don’t toss aside your monthly account statements! Read them thoroughly as soon as they arrive to make sure that all transactions shown are ones that you actually made, and check to see whether all of the transactions that you thought you made appear as well. Be sure that the company has current contact information for you, including your mailing address and email address.
5.Spot the Sharks — the Anti-Phishing Working Group has a list of current phishing attacks and the latest news in the fight to prevent phishing.

Wednesday, May 7, 2008

Nutrition essentials

This section contains practical advice about making healthier and safer food choices. Remember that to have a healthy diet, most people should be eating:

* more fruit and veg
* more starchy foods such as rice, bread, pasta (try to choose wholegrain varieties when you can) and potatoes
* less fat, salt and sugar
* some protein-rich foods such as meat, fish, eggs and pulses

It's also important to eat a variety of foods to make sure we get all the nutrients our bodies need.