Sunday, December 18, 2011

How Does Anaerobic Exercise Work?

When a short, intensive burst of activity occurs there is a temporary shortage of oxygen being delivered to the working muscles at first. The production of anaerobic energy creates a by-product; lactic acid. As mentioned above, lactic acid causes muscle fatigue, which is the reason the session cannot last long. However, after regular training the person's body becomes better equipped to handle lactic acid. After several practice sessions the body becomes better at getting rid of lactic acid - it also learns how to produce less of it. The body also produces buffers that postpone the onset of fatigue during an anaerobic session. Anaerobic exercises offer the following benefits:
  • The exerciser gets stronger
  • The exerciser experiences growth in muscle mass
  • Strengthens bones
  • Strengthens and protects the joints
  • Helps control bodyweight
  • The exerciser can withstand a greater buildup of lactic acid and other waste substances, and can eliminate them more rapidly
What is agility training? 

Agility training aims to improve a person's ability to speed up and slow down, change directions while maintaining balance and control. In tennis, for example, agility training helps the player maintain control over his/her court positioning through good recovery after each shot. A crucial skill in tennis is to be able to position yourself in the court so that you can hit the ball to maximum effect. Agility does not only help the tennis player get to the ball more effectively and set up for a better shot, it also gives him/her better balance in order to hit the ball. 

Agility training is practiced extensively by people who practice certain sports where positioning, coordination, balance and the ability to suddenly change posture and speeds are essential. 

Agility and coordination are two key attributes for a successful soccer (UK/Ireland: football) player. Such compound movements as dribbling, turning, passing and intercepting require a wide assortment of balance, coordination and other skills, such as the ability to accelerate and decelerate quickly. A good soccer player also needs excellent special awareness and accurate timing. Soccer players often practice improving their ability to change the direction of the body abruptly, or shift stance without losing balance. 

Agility includes speed, strength, balance and coordination. The following sports are known to require agility (there are many more than on this list):
  • Tennis
  • Soccer
  • Rugby
  • American football
  • Squash
  • Hockey
  • Badminton
  • Volleyball
  • Basket ball
  • Martial arts
  • Boxing
  • Wrestling

Yoga and Pilates

Some exercises include a combination of stretching, muscle strengthening, balance, etc. A good example is Yoga. 

Many experts say stretching is an exercise in itself. Yoga exercises, or movements, improve your balance, flexibility, posture and circulation. Yoga originated in India a long time ago, and is aimed at unifying the mind, body and spirit. Modern yoga - the type of yoga practiced by most people in western countries - uses a combination of meditation, posture, and breathing exercises. Yoga can be tailored to meet the needs of individuals, such as those with arthritis,asthma, or certain body pains. Pilates is similar to Yoga, but it focuses more on the core abdominal and back muscles.

Some facts about exercise and lack of exercise

Most of us know how beneficial exercise is for our health. It is surprising, however, how little many of us know about the dangers of being unfit. In Western Europe, North America, Japan, Australasia, and much of the rest of the world, the number of overweight/obese people is growing alarmingly fast.

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