Green Life, Health & Technology

*Green Action Home-Theater-Systems Reader Series

Home Theater Speaker Basics

One of the most essential components of a good home theater is its speakers. You simply cannot achieve that theater atmosphere if you do not have good speakers from which to enjoy the sound that is such a vital part of a good 'movie going' experience. The problem is that most people are easily confused as to which speakers they really need for their home entertainment systems as well as the proper placement of those speakers in order to create a true surround sound.

The following are the basic speakers that are required to complete a good home theater: front left and right speakers, a center channel speaker, surround sound speakers, and subwoofers. Center channel speakers are overlooked and left out of many home theaters. I recommend against doing so as these speakers supply a good portion of the soundtrack in many movies as well as add fullness and depth to the dialogue.

Surround sound speakers are what provide the background sounds that make the movies seem more real. These are the things that draw viewers into movies and add a little bit of excitement to the process of watching a movie. As such, they are very important to include in your home theater, as they will help match the theater experience. Common options for surround sound speakers include 5.1 channel, 6.1 channel, or 7.1 channel surround.

Subwoofers are responsible for the deep bass sound that lines so many movie soundtracks. These sounds are responsible for creating emotion and drama within the soundtrack and are excellent at establishing suspense and other emotions that are an important part in the movie experience. A good set of subwoofers is essential in your home theater speaker package or you will miss out on a good deal of the adrenaline that is created as a result of sound in theaters.

While there are many brands from which to choose it is important that you choose speakers that will work well together by creating a similar sound. The best option for this is to purchase all speakers together in one kit by one maker. It may be tempting in order to save funds to mix and match speakers but this will not create the true quality of sound you are hoping to achieve in your home theater.

In addition to the many brands of speakers for your home theater you may also find that there are also many different styles of speakers. There are those that sit on bookshelves, satellite speakers, and floor speakers. Floor speakers in most cases provide the best sound. On the downside they also take up the most real estate within your room which can be fairly limiting and make them an unattractive option for many. You even had the added bonus of wireless speakers emerging in quality and capacity.

There is no right or wrong when it comes to speakers for your home theater. They will make a huge impact on the overall theater affect of your system but like every other component the speakers are still a matter of taste. Some people prefer watching movies at home because they can control the volume and do not feel the suspense and such as significantly as they do in theaters. For those you may want to lower the volume for your surround speakers or your subwoofers. However, the primary objective is to create a home theater you can enjoy and proper speakers contribute greatly to that enjoyment.

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Save our Earth: Renewable Energy

Alternative energy is more often than not a phrase used to describe anything other than fossil fuels-and most of these alternative energy solutions fall into the category of renewable energy. Renewable energy is important to us for two reasons. First, it helps save the environment from future harm caused by fossil fuels and the greenhouse effect. Renewable forms of energy are typically safe for the earth, making them a much cleaner option. Second, renewable energy sources are exactly what their name implies-renewable. Therefore, these sources of energy will not run out or become scarce and expensive, as fossil fuels eventually will. As renewable energy technology is researched and becomes more cost-effective, we may see a switch to these forms of energy from fossil fuels by all the major energy companies in the world.

There are many different types of renewable energy, including solar, wind, water, geothermal, biomass, and tidal. Each has great benefits when it comes to protecting the environment, because no harmful byproducts are produced. Solar energy refers to power from the sun. We see this in everyday life as solar covers are placed on swimming pools to help then gather and retain heat. We can even feel the effects of the sun’s energy-wear a black shirt on a sunny day and you will soon be overheated. Solar power takes this heat and turns it into useful energy, which we can use to heat our homes and power other electronic devices. Wind energy is one of the oldest forms of alternative energy, along with water power, Windmills and waterwheels were used as early as the middle ages to produce energy, and are still being used in many countries today in refined forms. By converting their power to useful electricity by using generators, windmills and waterwheels, although ancient technologies are still very useful. Geothermal energy taps into the heat from the earth, by using geological hotspots such as volcanic sites, to produce energy. Biomass is also a very earth-like way of producing heat. This form of renewable energy refers to the use of once living organisms to produce heat and other forms of energy. Tidal energy works by harnessing the power of the ocean’s tides and currents, in much of the same way energy is gathered from waterwheels and windmills. The ocean can also be used for it’s heated surface temperatures and cool deep water temperatures to convert heat energy into useful electricity.

Overall, the only drawback to using renewable energies in place of fossil fuels is the current cost. However, as these technologies are further researched, cost of production is sure to go down, making these forms of energy production more efficient. Solar, wind, water, geothermal, biomass, and tidal energies are just a few of the renewable alternative energies being studied today. Critics agree-fossil fuels will not last forever, and so, it is time to begin looking for healthier and less expensive means of producing energy to run the world.

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What are HIPAA Laws?

Your visit to the doctor now contains a page where you sign that you acknowledge that the physician’s office has notified you about their compliance with HIPAA laws. More often than not, you probably read through quickly or barely skim the authorization form before signing it. However, HIPAA laws are important, and they are in place to protect you from identity theft, being denied care, and/or health insurance coverage.

HIPAA stands for the Health Insurance Portability and Accountability Act, enacted in 1996. HIPAA laws created a new national standard in protecting your health information. As you see different physicians or become admitted to different hospitals, your health information should follow you. HIPAA delineates the need to properly protect your health information as it flows through to these different channels. As more and more transactions are completed electronically these days, HIPAA laws focus on the protection of your health information specifically through these channels.

So what does HIPAA protect? For you, HIPAA protects personally identifiable health information, such as your Social Security number, birth date, address, etc., as well as current, past, or even future physical and/or mental conditions or treatment. Such information may not be disclosed except for specific uses. Information that HIPAA does not cover must specifically be personally non-identifiable. In protecting this sort of information, there is more protection against identity theft and more recourse if such a thing should happen.

HIPAA also protects how health insurance providers may use your health information. These entities may use your information without your authorization only if they are sending you information, using this information to provide the best treatment or health care, or collecting payment on medical expenses, among other things. If disclosure of your health information does not fall under these categories, you must authorize the transfer of information in writing. Furthermore, because the government understands that highly technical language can be a barrier in understanding your health information privacy rights, any authorization must be in plain language.

This may all seem like unnecessary paperwork, but beyond identity theft, HIPAA laws also help those looking for health insurance coverage. Title 1 of the HIPAA laws oversees the availability and range of health insurance plans for those without perfect health. It outlaws any health insurance plan from creating discriminatory rules to create premium rates or deny coverage. HIPAA laws are quite extensive, but this gives you a look at how your health information is being protected and used. Your department of health should be able to give you further information, or you can search the government’s Web site for the entire HIPAA law.

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How to Prevent Coronary Heart Disease and Heart Attack

Coronary heart disease and heart attack like heart infarction can in great extend be prevented by lifestyle measures.

THE DIRECT CAUSES OF HEART DISEASE

The direct causes of coronary heart disease and heart attack are factors like these:

- Narrowing of blood vessels in the heart and the rest of the body by arteriosclerosis.
- High blood cholesterol level.
- High blood pressure.
- Over-weight.
- Diabetes.
- High level of the amino acid homocystein in the blood.
- High content of low density lipoprotein (LDL) and low content of high density lipoprotein (HDL) in the blood. Lipoprotein is a combination of protein and fatty substances bound together.
- Inflammation in the circulatory system.
- High age.
- Inherited tendencies for high cholesterol levels and heart disease.
- Men have somewhat greater chance of getting heart disease than women.

These factors are interrelated in complicated ways, and are causing or amplifying each other. For example, arteriosclerosis will cause higher blood pressure, and high blood pressure will cause even more arteriosclerosis. Many of these factors are ultimately caused or aggravated by these lifestyle factors:

-A too high consume of fat, cholesterol and sugar.
-Consuming the wrong fat types.
-Lack of fibre, vitamins, minerals and other diet deficiencies.
-Stress at work and in the daily life.
-Smoking.
-Lack of exercise.

Lifestyle adjustments will therefore be the main methods of preventing heart failure.

GENERAL DIET ADVICES

A diet with the aim of preventing heart disease is generally the same as a diet to prevent cancer and other diseases. Here are the general diet advices

- Avoid or reduce the amount of food that are industrially processed, artificially made or heavily fried.

- Eat fish at least every second day. Also eat seafood and fouls.

- Do not eat very much red meat.

- Eat 5 fruits or vegetables each day. Each piece should be of the size of an apple or carrot. They should be raw or carefully boiled so that the nutrients are not washed out.

- Eat full corn bread, full corn cereals, peas, beans and potatoes.

- Eat just a moderate amount of fat.

- Consume cholesterol rich foods like egg, spawn or liver in just moderate amounts.

- Ideally most fat you eat, should be of the type mono-unsaturated. You also need some poly-unsaturated fat of the types omega-3, and omega 6, but not too much of omega-6. The consumption of saturated fat should be moderate.

- In order to achieve right fat balance, much of the fat supply should come from a blending of sources like olive, olive oil, canola oil, nuts, nut oil, sunflower, sunflower oil, linseed oil (flax oil), fish and fish oil.

- Use only a moderate amount of soy oil and corn oil in the diet. Only using such oil types will give you too much poly-unsaturated fat of the omega-6-type.

- Use just a very moderate amount of fat sources like butter, coconut oil and palm oil. A high consumption of these fat sources gives you too much saturated fat.

- Avoid altogether fat that has been chemically altered, giving so-called trans-fat. This type of fat is often found in margarine, cookies, snacks, fast food and other pre-made food.

- Consume just a very moderate amount of sugar, refined flour or refined cereals.

- Consume just a moderate amount of tranquilizers and stimulants like alcohol and caffeine.

- Use just a moderate amount of salt in the food. However, in warm weather and by hard physical work, you will need more salt.

DIET SUPPLEMENTS THAT HELP PREVENT HEART DISEASE

Evidence suggests that it will be helpful to take some supplements of natural substances to prevent heart disease and help to ameliorate already manifest heart problems. These supplements are:

- Omega-3-fatty acids derived from fish and other marine sources, especially the fatty acids EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid) and alfa-linolaeic acid. 1 gram a day of each of these substances may be taken as a supplement. Higher amounts should only be taken under medical supervision, since higher amount of these substances may cause bleeding tendencies, and may suppress the immune system.

- Supplement of vitamin C has been thought to help prevent heart disease, but newer findings cast doubt upon this.

- Vitamin B6 (Pyridoxine), folic acid / folate, vitamin b12 and riboflavin seem to prevent the building up of the substance homocystein in the blood and thereby help prevent heart disease, according to results from research projects.

GET RID OF OVER-WEIGHT

The lifestyle measures listed in this article will also help you loose weight. If these measures are not enough, you should consider engaging in a more specific weight reduction program. You should choose a program that has a moderate fat content philosophy. Some weight reduction programs have a higher fat and low carbohydrate consume philosophy, and those are probably not the best ones to reduce the chance of getting heart disease.

EXERCISE

You should do some exercise of at least half an hour at least every second day. Condition training as vigorous walking, jogging, cycling or swimming is best for reducing the heart attack probability. Muscular building exercises are also of value, especially exercises building leg muscles

STOP SMOKING

If you smoke, stopping or reducing this habit radically will decrease the chance of getting heart problems.

CONTROL DIABETES

If you suffer from diabetes type 1, a good control of the disease by insulin medication and by diet adjustments will help to prevent heart disease.

Many people over the age of 50, and an increasing number of young people suffer from diabetes type 2 because of bad lifestyle. This disease does not necessarily give dramatic symptoms, but the disease increases the chance of getting serious heart problems, and many have the disease without knowing it. This disease can be prevented by the same lifestyle measures depicted above. If you already have got the disease, a more rigorous control of carbohydrate intake is necessary. And sometimes also medication must be used. People over the age of 50 and younger people that do not feel well should find out if they suffer from this condition.

TAKING ASPIRIN

Low doses of acetyl salicylic acid or aspirin prevent heart disease by persons bearing a high risk for heart disease. However, this medication increases the risk of bleeding and should not be used without constant medical supervision. For persons with a low risk of heart disease, the dangers of aspirin will be greater than the benefits.

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Your 7 days program to Stress management

They say there’s more than one way to skin a cat. The same goes when you start tearing your hair out with all the frustration, grief, anxiety, and yes, stress. It’s a state of mental conditioning that is like taking that bitter pill down your throat, causing you to lose your sense of self, and worse your sanity. Just thinking about it can drive anyone off the edge.

And they say that the proactive ones are already living off the edge.

As one stressed-out person to another, I know how it feels, and believe me there are many variants when it comes to stress. Coping with life, and carrying the problems that may or may not belong to you can scratch away the little joy and happiness that you can carry once you head out that door. You can’t blame them for being like that; they have their own reasons, so much like we have our reasons to allow stress to weigh us down. They say that stress is all in the mind, well, what’s bugging you anyway?

There are several ways to manage stress, and eventually remove it out of your life one of these days. So I’ll try to divide it into a seven-day course for you and I promise it’s not going to be too taxing on the body, as well as on the mind.

1. Acknowledge stress is good
Make stress your friend! Based on the body’s natural “fight or flight” response, that burst of energy will enhance your performance at the right moment. I’ve yet to see a top sportsman totally relaxed before a big competition. Use stress wisely to push yourself that little bit harder when it counts most.

2. Avoid stress sneezers
Stressed people sneeze stress germs indiscriminately and before you know it, you are infected too!

Protect yourself by recognizing stress in others and limiting your contact with them. Or if you’ve got the inclination, play stress doctor and teach them how to better manage themselves.

3. Learn from the best
When people around are losing their head, who keeps calm? What are they doing differently? What is their attitude? What language do they use? Are they trained and experienced?
Figure it out from afar or sit them down for a chat. Learn from the best stress managers and copy what they do.

4. Practice socially acceptable heavy breathing
This is something I’ve learned from a gym instructor: You can trick your body into relaxing by using heavy breathing. Breathe in slowly for a count of 7 then breathe out for a count of 11. Repeat the 7-11 breathing until your heart rate slows down, your sweaty palms dry off and things start to feel more normal.

5. Give stressy thoughts the red light
It is possible to tangle yourself up in a stress knot all by yourself. “If this happens, then that might happen and then we’re all up the creek!” Most of these things never happen, so why waste all that energy worrying needlessly?

Give stress thought-trains the red light and stop them in their tracks. Okay so it might go wrong – how likely is that, and what can you do to prevent it?

6. Know your trigger points and hot spots
Presentations, interviews, meetings, giving difficult feedback, tight deadlines…. My heart rate is cranking up just writing these down!

Make your own list of stress trigger points or hot spots. Be specific. Is it only presentations to a certain audience that get you worked up? Does one project cause more stress than another? Did you drink too much coffee?

Knowing what causes you stress is powerful information, as you can take action to make it less stressful. Do you need to learn some new skills? Do you need extra resources? Do you need to switch to decaf?

7. Burn the candle at one end
Lack of sleep, poor diet and no exercise wreaks havoc on our body and mind. Kind of obvious, but worth mentioning as it’s often ignored as a stress management technique. Listen to your mother and don’t burn the candle at both ends!

So having stress can be a total drag, but that should not hinder us to find the inner peace of mind that we have wanted for a long time. In any case, one could always go to the Bahamas and bask under the summer sun.

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What is the Greenhouse Effect?

Most supporters of the many alternative energy options available today talk about the greenhouse effect. Cutting down on our use of oil, coal, and natural gas will significantly reduce the greenhouse effect that is a daily part of our lives. However, if you don’t understand this terminology, you probably will not understand the serious consequences of the greenhouse effect or why it is important to pursue alternative energy options. By learning about the greenhouse effect, you can see that not only will the earth’s supply of fossil fuels run out within the next few hundred years, but the state of the earth’s atmosphere and weather conditions will be drastically changed by this time, for the worse.

The greenhouse effect is a relatively easy process to understand. It all begins with solar energy, which reaches the earth in rays of light, most of which are visible. These rays of light heat the earth’s surface, as you can clearly tell on a sunny day. The earth reflects this heat energy back into space at almost an equal rate from which it is received, and the process starts all over again, as more sunrays reach the earth the next day.

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