Monday, October 22, 2007 

What is Satellite Radio?

satellite radio Its here! satellite radio is a new service being offered by two companies, XM satellite radio and Sirius satellite radio. Both companies are offering over 100 channels of streaming music and entertainment. high quality sound is achieved through the use of satellites orbiting high above. satellite radio has been commercial free and free from regulations by federal committees. The impossible, is now possible, hearing the same radio station across north America and from coast to coast. All made possible by XM satellite radio and Sirius satellite radio. Find more at: www.TopSatelliteRadio.com

XM satellite radio and Sirius satellite radio have designed satellite broadcast systems that differ but they achieve the same high quality of satellite radio. A milestone of this success is the fact that satellite radio signals that are available across the united States and into mexico and canada. Rock and Roll No its not a genre any more! XM satellite radio has two satellites named Rock and Roll which remain in parallel geostationary orbit to provide radio coverage throughout the united States. Sirius satellite radio has chose to use three satellites in an inclined elliptical orbit. This configuration provides 16 hours per satellite of signal, which gives a great redundancy if any satellite were to fail. Playing it smart, Sirius and XM both have spare satellites, which can be called on in a moments notice if needed.

XM satellite radio and sirius satellite radio have Earth based broadcast stations that are used to send up information to the satellites, which is then dispersed through out the globe. Sirius and XM both have disk jockeys that manage, create and program music which is then sent up to the satellites. The information is then taken in by the satellites and sent through a rebroadcast of the streams to earth. The Major advantage of this is that, unlike earth-based radio stations whose signals reach listeners 150 miles away, satellite radio signals have a huge reach, and are receivable anywhere within the continental united States and hundreds of miles in each direction of the borders. satellite radio is growing to become a world wide network and offerings are growing throughout the world. XM satellite radio and Sirius satellite radio are making it happen!

So How Does satellite radio work: first, a receiver decodes and plays the received signals through an antenna. In the beginning, some cars have used a tuner that accepts the antenna signals and then passes them to a satellite radio-ready radio for playing. Ad the concept has grown out of the car and into the home, home kits for satellite radio use direct rca inputs for home theater and traditional stereo systems. A Growing number of choices is occurring and each company is developing a broad scope of products for consumers. Already we are seeing receivers for car-only, boom boxes, computer-only, and portables for use in car and home configurations. The companies making these products are, audiovox, Delphi Skyfi, Terk, and plenty others are jumping on board. Both XM satellite radio and Sirius satellite radio have licensed recievers and other products for consumers use.

Scott fish is the Owner of http://www.TopSatelliteRadio.com.

top satellite radio is a resource for consumers seeking the history and facts about satellite radio. We also sell electronics related to satellite radio. Quick access: http://www.TopSatRadio.com

sf@topsatelliteradio.com

Pilates And Yoga Exercise That Target Legs And Abs

 

Sarcopenia: As We Age Muscle Loss Occurs

In physically inactive people there is a loss of about [-0.5%] of lean muscle mass every year between age 25 and 60, and a corresponding decline in muscle strength. From age 60 on, the rate of loss doubles, to about 1%. It doubles again at age 70; again at age 80, and then again at age 90.

How does this translate to the human body? We are losing muscle mass, and that muscle mass is being replaced by fat cells. Typically an individual wonders why they develop a pouch gut, or why their thighs or buttocks are becoming larger. We realize we are not gaining muscle mass in these areas, but losing muscle mass and fat cells are gaining in size. Most people can envision this process occurring in their body from the age of 30 on.

Inactive people normally have the most servere atrophy (loss of muscle mass), but active people also may experience atrophy of the muscle. The greatest loss is experienced with the fast twitch (FT) versus the slow twitch (ST) muscles. The FT muscles are used for high-intensity, anaerobic movements (weight lifting) while the ST are employed for activities such as running, dancing, biking, etc.

With aging and inactivity, the most atrophy is seen in the fast twitch (FT) fibers which are recruited during high-intensity, anaerobic movements. Although sarcopenia is mostly seen in physically inactive individuals, it is also evident in individuals who remain physically active throughout their lives. Present finding suggests that physical inactivity is not the only contributing factor to sarcopenia. Current research is finding that the development of sarcopenia is a multifactor process. Many factors, including physical inactivity, motor-unit remodeling, decreased hormone levels, and decreased protein synthesis, may all contribute to sarcopenia. Fortunately, sarcopenia is partly reversible with appropriate exercise interventions.

The purpose of this article is to focus on Sarcopenia and the importance of resistance training in preventing it and reversing its effect. The other important aspect is the decrease of hormones and the reduction of protein synthesis to build and maintain muscle mass. These are also an effect of the aging process that few people are aware of.

What causes Sarcopenia?

  1. The aging process
  2. Physical inactivity
  3. Reduction of hormone production in the human body as we age
  4. i. Testosterone - ii. Human growth hormone
  5. Decrease of protein synthesis ability within the human body as we age
  6. Female estrogen levels may also play a role in the development of sarcopenia during and after menopause. This topic has limited research, but it does appear that many females develop a pouch after menopause.
I believe it is important to mention hormones and protein uptake, but I would like to keep the focus of this article on Sarcopenia. I will cover hormones and protein uptake for another article. Why is resistance or weight training mentioned so often with weight loss? We know weight training is considered anaerobic - The term anaerobic is defined as "without oxygen." Anaerobic exercise uses muscles at high levels of intensity and a high rate of work for a short time period. Anaerobic exercise (weight training) helps us increase our muscle strength and therefore increases muscle size. If your strength increases, then muscle cell must increase in size.

If we go back to where this article started Sarcopenia can be stopped and reversed with proper weight training. Moreover the muscle mass we are creating is also known as lean body mass. For every 10 pounds of lean body mass we carry on our bodies, 500 calories per day is consumed to maintain that body mass.

Yes, you may burn more calories by running or walking, but these activities will not increase muscle mass as weight training does.

If you consider weight training as curling 2 or 3 pound dumbbells as you watch TV, you should consult with a local weight lifting trainer or join a health club. These individuals or organizations will help you reach your goals in a safe and knowledgeable manner. It is extremely important that you learn the proper techniques and lifting form(s). Proper training will insure results, safety and help prevent unnecessary injuries.

Just Do It!

Richard Train has been involved with weight lifting and weight training for over 40 years. During this period of time he has competed in triathlons, canoe racing and cross country ski racing events. The complexities of the human body has led him to study human physiology as related to weight training and anti-aging using weight training. Presently he offers individual weight training. Additional information can be found at Weight Lifting Trainer Minneapolis

5 Original Yoga Positions

 

Home Office Telephones: Plantronics CT12 Review

When setting up a home office with a new computer, fax machine or perhaps even a copier, be sure to pick the right telephone. Your phone will be an important link to the outside world and chances are youll be spending a lot of time on it.

If youve ever tried to work with a computer or other office equipment while talking on the phone, you know how frustrating it can be. A hands free telephone is one item that you cannot afford to be without. Fortunately, there are many hands free phones to choose from.

A good choice might be the plantronics CT12 cordless headset telephone. The CT12 2.4 ghz DSS model is about the size of a cell phone and comes equipped with a 2-way headset. This design allows you to make and receive calls hands free while working and moving around. The handset maintains a wireless connection to the base, which plugs into a land line jack.

The CT12s hand set is well laid out and solid. Its small measurements (3 1/4 x 2 x 1) make it perfectly pocket sized. The display is a three line, backlit lcd. The CT12s keypad is easy to use but the tiny buttons seem a bit awkward at first. The only problem is the belt clip: it allows the phone to fall off. Its best to carry it in a pocket.

The lightweight headset can be worn over the ear or over the head. Either position is comfortable but I prefer over the head. It just feels much more secure. The CT12 has a feature that the manufacturer calls Firefly. This is a small red light at the end of the headset that blinks to let others know when youre talking on the phone.

The sound quality, both incoming and outgoing, is really quite good. The microphones noise canceling technology helps to suppress background noise, such as air conditioners. The CT12s range is 100 FT. from the base. You can walk around your house, into another room or even outside with no loss of reception. The lithium ion battery provides 5 to 6 hours of talk time or 14 days on standby.

The CT12 comes with all of the standard features: speed dialing, a phone book that has enough room for 100 numbers, call waiting, caller ID and chain dialing. Chain dialing allows you to store numbers that are used once your call connects, such as extension or account numbers. There is no speaker phone however, as the CT12 was designed for hands free use.

The CT12s only drawback is the occasional interference with wireless computer networks. This problem can be overcome by pressing the channel selector button. Alternatively, you can change the channel on your wireless router.

The overall quality of the CT12 is very good. This is a phone that can take a lot of abuse. All things considered, Id say its a good buy.

Robert Lee Howard is a web developer and online marketer. For more information see http://www.plantronicsct12.com

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