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in User Unterhaltungen 19.09.2016 02:51
von xiaoming | 603 Beiträge

exercises are good nike air max 90 black leather womens , some exercises are great, and some exercises are an injury just waiting to happen. Knowing which exercises to avoid can save you many months if not years of pain and frustration. 1. Upright Rows The Upright Row exercise is done to develop the shoulders and traps. Holding a barbell or dumbells in front of your with a close, overhand grip, you pull the weight up to your chest, keeping it close to your body, leading with your elbows. The Upright Row is one of the most harmful exercises you can expose your shoulders to. The problem with the exercise lies in the position your arms must be in in order to perform the movement. This position is called "internal rotation." To demonstrate internal rotation nike air max 90 leather sale , hold your arms straight out to the sides with your palms down. Now rotate your hands forward as if you were pouring out a glass of water in each. To do the upright row, the arms are bent at the elbow then internally rotated. Internal rotation itself is not necessarily bad for your shoulders. The problem comes when you raise the arms up and add resistance in that position. Every time you raise the weight, a small tendon in your shoulder gets pinched (known as impingement) by the bones in the shoulder. This may not hurt immediately; it may not even hurt for a long, long time. The problem is the tendon will gradually become worn down and damaged. You may not even know you have a problem until one day the tendon snaps! Instead of upright rows, stick to exercises such as dumbell presses, military presses and various raises. They are far safer for the shoulders. 2. Behind-The-Neck Pulldowns This exercise is done to work the muscles of the back. While the exercise itself is actually effective for working the back nike air max 90 essential mens sale , the problem with the exercise lies in what it can do to your shoulders. In the previous exercise, I talked about internal rotation of the srotate your arms backward so that your palms are facing up. It's basically the opposite movement to internal rotation. To do the behind-the-neck pulldown as normally instructed, you must externally rotate your shoulders as much as possible. This is a very delicate position for your shoulders. The supporting muscles of the shoulders (known as the rotator cuff) are not in a good position to stabilize the joint and injury to those supporting muscles can result, which can lead to further injury in the connective tissue of the joint. On top of that nike air max 90 essential mens black , since most people do not have enough shoulder flexibility to get a straight line of pull behind the neck, they must bend their neck forward to even do the mov

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