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How can Exercise
help prevent Osteoporosis? Angles, Positions, & Variations A Closer Look at Strength Training As a Fitness Professional I am aware of the endless list of exercises and variations utilized to improve strength and endurance in muscles. Some exercises however can vary from ineffective to dangerous! All exercises are not created equal hence EXERCISE SELECTION is of utmost importance. An exercise can be both good and bad depending on who is doing it and how!. What is the participant’s profile? What is the goal? A thorough understanding of how muscles work and muscle origin which is attached to the non moving (stable bone) and insertion of a muscle on the ( non-stable ) bone as well as understanding how muscle fibers run, an exercise will be safest and most efficient if it works the muscle in the direction of its fibers, or its natural line of pull.. There are exercises that push, and exercises that pull with different angles, grips and body positions. Muscle tissue is flexible, elastic and capable of movement. In weight resistance training the more “ pre-stretch” is performed will allow the lifter to produce more force to move greater weights, which increases muscle strength and size. An example of the “pre-stretch” – Imagine you have a rubber band and you want to shoot it across a room to hit some object. What will you do to the rubber band to give it the most power and trajectory? You will hold the forward end of the rubber band and pull back on the back end; the further you pull, the more power that band has to fly across the room. Your muscle operates in the same way. Like that rubber band, the more you stretch them, the more power they are able to produce. Wisely used this dramatically increases the results you get from this exercise and all others. In addition every time you change how you grip a machine changes where the emphasis is placed on a muscle. A good example of this is the Lat Pull down which based on grip chosen will decide the effectiveness of the exercise on the intended muscle the latissimus dorsi (upper back) and/or the elbow flexors (bicep brachii, brachioradialis, brachialis). Also body position is of utmost importance with this and every exercise… when performing the lat pulldown one should lean back slightly from the hips, generally about 20-30 degrees from vertical. This position allows for a more optimal line of pull and a more effective pre-stretch for the latissimus dorsi (back). If one leans back too far (more than 30 degrees from vertical) the emphasis is taken away from the lats and shifted to the deltoids (shoulder) . This consideration is true with every exercise. As a Health Fitness Instructor, safety and efficiency are my primary concerns. My client's programs are individualized, safe, time efficient and effective workouts. Each client is evaluated in order to select the appropriate and most effective exercises.
Seven
Simple Tips For Burning More Calories
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