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Aboutfitness.net »» Walking
Walking is an activity which is associated with the human beings. During forward motion, the leg that leaves the ground swings forward from the hip. This sweep is the first pendulum. Then the leg strikes the ground with the heel and rolls through to the toe in a motion described as an inverted pendulum. The motion of the two legs so is coordinated that one foot or the other is always in contact with the ground. The process of walking recovers approximately sixty per cent. Many people walk as a hobby, and in our post-industrial age it is often enjoyed as a form of exercise.
Fitness walkers and others may use a a device called pedometer to count their steps. The types of walking generally include hill walking, weight walking, racewalking and bush walking. 
Walks are often organized as charity events with walkers seeking sponsors to raise money for a specific cause. Charity walks range in length from two mile or five km walks to as far as fifty.Walking is the means of transportation for human beings without the help of animals or vahicles. Brisk walking is done by taking small but frequent steps. It is generally done to maintian good health. Some people prefer to walk indoor on treadmills.
The fundamental health benefits of exercise walking are many. Metabolically, it helps control weight, blood sugar, and cholesterol levels. A brisk walk can burn up to 100 calories per mile or 300 calories per hour. Walking is the perfect complement to a sensible diet to lose weight and keep it off. Walking improves cardiovascular fitness. As an aerobic exercise, walking gets the heart beating faster to transport oxygen-rich blood from the lungs to the muscles.
The heart and lungs grow more efficient with a regular walking regimen, reducing blood pressure and the resting heart rate. Walking is even a central element of medical rehabilitation. Recovery from many ailments, including heart attack, is facilitated by a regular walking regimen.
For people with poor circulation to the arms and legs, walking can increase the size and improve the efficiency of the tiny vessels that supply blood for cellular respiration. Anyone diagnosed with poor circulation should see a doctor before beginning exercise walking. Depression, anxiety and stress are relieved by walking. Shoes should always feel comfortable and fit well in the store. Don't cut corners on your shoe budget; buying shoes is the only real expenditure necessary for the sport, so treat your feet well. Visit the shoe store late in the afternoon, when your feet are slightly swollen. A walking or running shoe must be stable. Either type of shoe is acceptable if it works well with the feet mechanisms providing cushioning and stability.