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What is resistance training? essays
Chapter 15 resistance training
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An essential component to fitness is resistance, or weight training, due to the positive effect it has on the muscular system, and also the skeletal system. “Lat-pull down exercises have been shown to significantly increase the strength of pulling maneuvers about the glenohumeral joints” (Doma 2013). Athletes must train their muscles to perform to their best of their abilities in their sport of choice, because if they neglect to train their muscles, they will run a higher risk of having an injury. The most effective way to train an athlete’s muscles is through multi-joint lifts, in which the motions can be related to many basic movements in sports. Weight- related strength is the most important factor in performing motor skills (Clemons 632). …show more content…
The hands should be firmly gripping the bar in the pronated position. Studies have shown a slight increase in the muscle activation while using a medium grip versus a wide or narrow grip (Andersen et al. 1136). Andersen believes that a medium grip is better than wide and narrow grip, but Lusk disagrees with this. The wide grip has proposed to most effective way to perform the lat pull down (Lusk. 1895). This is defined by a subject's arms which are vertical and shoulder width apart, then adducting them approximately fifty degrees from the head. The front lat pull down is a 2 joint exercise that consists of abducting the shoulder and flexing the elbow. Also, when performing the eccentric part of the exercise when the bar is stopped at the chest in the isotonic movement the arm should be between thirty five and forty five degrees between the upper arm and the body. When conducting research on this exercise all factors must be accounted for including the movements by the humerus, radius and ulna. Each person will have a slightly different movement for the front lat pull down, because of the differences between men and women; young adults and older adults. For instance, a difference might be the landmarks women use on the bar to set their grip versus a man, because women usually have narrower frames than men; also women usually have little background in strength …show more content…
It is important that the hands do not change position during the lift, because this could cause injury. The hands should still be firmly gripping the bar in the pronated position. Studies have shown a slight increase in the muscle activation while using a medium grip (Andersen et al. 1136), but as stated above not all experts agree on this part of the lift some believe that medium grip is better for muscle activation but other experts believe wide grip has more muscle activation than medium and narrow grip. The end position should be the same posture and form as starting point, which means, that you do not want your subject performing the lift with a rounded back as it can lead to injury. Performing a posterior lat pull down is deemed less safe than an anterior lat pull down, because performing a posterior lat pull down requires the individual to have adequate flexibility in their internal rotators. Most athletes typically do not have the flexibility to perform this exercise safely (Roberts 42). However, performing lat pull downs in front of the neck will strengthen the musculature of the Latissimus Dorsi, Rhomboids, Posterior Deltoid, Teres Major, and the Elbow Flexors without jeopardizing shoulder joint integrity (Roberts 42). This shows that anterior lat pull downs puts less stress on the Glenohumeral joint and the Scapulothoracic joint
When performing manual muscle testing for shoulder flexion and abduction, PTA’s typically place their hand at the wrist verses the mid-extremity because placing their hands at the wrist increases the length of the lever thus testing the muscles ability to resist externally applied force overtime and across the bone-joint lever arm system. Shorter lever arms will provide higher testing scores when compared to using longer lever arms, thus changing the point of force application affects the length of the lever arm and therefore the muscle torque.
In lab, isometric handgrip strength was tested. Isometric strength refers to the type of force that occurs when muscles generate force, but its length remains unchanged. This can also be called a static muscle contraction. A static contraction occurs when one tries to lift an object that happens to be heavier than the force applied to the muscle or a static contraction occurs when one supports the weight of an object by holding the object steady with the elbow flexed. In both of these examples, the person feels their muscles tense but the joint does not move (Kenney, Wilmore, & Costill, 2012). Handgrip strength reflects the importance for successful performance in activities of daily living and occupational activities (Beam &
Your transverse abdominis, or TVA muscle, is the foundation of any movement your make. This deep lying muscle, which is located underneath your rectus abdominis, stabilizes your lower back and pelvis, and assists during the breathing process. Targeted exercises can strengthen your TVA and have a corset-like effect; the muscle develops inward, forming a frame around your stomach and tightly holds it in. This slims your waist, and also improve your posture, balance, and stability. (See References 1)
There are different types of muscle because each sport has various needs. “Power endurance is typically characterized by intense, repeated efforts for a relatively short period of time (less than 30 seconds)”(1). Sports such as sprinters, wrestlers, fencers and tennis players need to produce powerful movements and repeat them with several times with little to no rest. This training involves lifting about 15-30 reputations of moderate loads, about 50%-70% 1RM per lift.
Fahey, Thomas D., EdD. Specialist in Sports Conditioning Workbook and Study Guide. California: International Sports Sciences Association, 2007. Print
Evidence of lifting weights can be traced back to the origins of man. As far back as cave painting and scrolls, there exists evidence of weightlifting. Initially as an expression of strength, to competition and functional training, weightlifting has carved its path through the ages. It has taken on a new role in the modern world; athletic training. With an entirely new emphasis in sports on speed, strength, and flexibility; weightlifting is more popular than ever. Unfortunately, young athletes often do more harm than good by injuring themselves lifting. When these uneducated lifters try to jump right into a program, lifting more than they should, an injury is imminent. What is overlooked, is that when weightlifting is done correctly, it has a great potential to prevent injuries instead of cause them. Understanding how the body works, using proper technique on the appropriate lifts, and participating in regular physical activity can greatly reduce the risk of athletic injuries.
The focus of this paper is mechanically and automatically break down the deadlift. It focuses on the four phases of the deadlift (The lift off, pull through, the lockout, and the lowering phase) as well as the muscles involved in lifting and lowering the load. The sole purpose of the deadlift is for health and fitness. It is a core lift that works nearly every muscle in the body. Muscles from the lower and upper extremities will go through a period of flexion and extension when moving through the phases. The deadlift should be performed safely, and with proper form to avoid injury. This paper shows and demonstrates the proper form of the deadlift. There are also a number of forces acting on the load and the athlete. Gravity and external forces will be an active part of lifting the load. Images and tables are provided in the paper to better understand the movements and muscles used when performing the deadlift.
This workout will assist with people’s everyday life by augmenting muscular endurance. An elevated muscular endurance will be less prone to muscle strains and tears because of the resistance they have developed, extended workout times, and a better stamina from the repetitions of lifting weights (“Benefits of Muscular Endurance”). Everyday life will be eased as it is easier to lift heavy items; the exercise overloads your muscles which challenges them so that they must adapt and therefore get stronger to meet the challenge of lifting those more hefty items. "To make a muscle grow, you must force it to go beyond its capabilities. The most potent way to apply that force is to train to failure. Training to failure means...the muscles are forced to grow stronger and bigger," says Nasser El Sonbaty who has body built for many years. With this easier way of doing things, people can get daily chores and activities done more quickly and efficiently which will also decrease stress levels tha...
This time slide in so that his arm is resting on your shoulder while maintaining the backward pressure
The taping applied under tension in the direction of the muscle fibers will apparently help to facilitate the underlying muscle strength and thus in turn helps to increase the strength of the muscle( morrisey et al, 2000)
Van Roie, E., Delecluse, C., Coudyzer, W., Boonen, S., & Bautmans, I. (2013). Strength training at high versus low external resistance in older adults: effects on muscle volume, muscle strength, and force-velocity characteristics. Exp Gerontol, 48(11), 1351-1361. doi: 10.1016/j.exger.2013.08.010
The purpose of the squat is to train the muscles around the knees and hip joints, as well as to develop strength in the lower back, for execution of basic skills required in many sporting events and activities of daily living. Because a strong and stable knee is extremely important to an athlete or patient’s success, an understanding of knee biomechanics while performing the squat is helpful to therapists, trainers, and athletes alike (11). Because most activities of daily living require the coordinated contraction of several muscle groups at once, and squatting (a multi-joint movement) is one of the few strength training exercises that is able to effectively recruit multiple muscle groups in a single movement, squats are considered one of the most functional and efficient weight-bearing exercises whether an individual’s goals are sport specific or are for an increased quality of life
Sewall, R., et al. Strength Development in Children. (abstract). Medicine and Science in Sports and Exercise. 16:158. 1984.
Gabboth, Tim. "Journal of Strength & Conditioning Research (Lippincott Williams & Wilkins). Feb2012, Vol. 26 Issue 2, P487-491. 5p." N.p., n.d. Web.
back leg (right) to the front leg (left) to get as much force on the