The human shoulder is made up of three bones: the clavicle (collarbone), the scapula (shoulder blade), and the humerus (upper arm bone) as well as associated muscles, ligaments and tendons. The articulations between the bones of the shoulder make up the shoulder joints . The major joint of the shoulder is the glenohumeral joint , which shoulder joint generally refers to. In human anatomy , the shoulder joint comprises the part of the body where the humerus attaches to the scapula , the head sitting in the glenoid fossa . The shoulder is the group of structures in the region of the joint. There are two kinds of cartilage in the joint. The first type is the white cartilage on the ends of the bones (called articular cartilage) which allows the bones to glide and move on each other. When this type of cartilage starts to wear out (a process called arthritis), the joint becomes painful and stiff. The labrum is a second kind of cartilage in the shoulder which is distinctly different from the articular cartilage. This cartilage is more fibrous or rigid than the cartilage on the ends of the ball and socket. Also, this cartilage is also found only around the socket where it is attached. The shoulder must be mobile enough for the wide range actions of the arms and hands, but also stable enough to allow for actions such as lifting, pushing and pulling. The compromise between mobility and stability results in a large number of shoulder problems not faced by other joints such as the hip .
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Premium Questions (284)
Online Doctor Chat (135) - Shoulder
Doctor : Hi
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User : ok so i think one of you guys said that i have a shoulder cuff injury cuz it grinds in certain spots and my hand has gone numb twice but not for very long do you know what may cause this
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User : am having few ortho problems. 1. lower backache 2. right shoulder dislocation. For shoulder dislocation underwent a fixing process in a hospital and asked to restrain from few movements. but...
User : Hello Doc., I am suffering from Calcified Tendonitis on my left shoulder. I am grateful for any suggestions from you.
Thank You.
Anil
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Pain or not able to move your...
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User : im having a hand(shoulder) dislocation problem,what should i do for that
User : my shoulder got dislocated for atleast 10...
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User : hi, i was doin a bit of stretching last night and a little while after i noticed i was getting some pain in my right shoulder as time went on the pain got a bit worse and moved down my...
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Public Forum (936) - Shoulder
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hi i am a bit worried. i noticed about a month and half ago what i fort that looked like a mole on my shoulder , but a small lump as appeared underneath it and it really hurts, its not getting any bigger but the colour keeps changing from brown to like a purple colour, it feel like a boil but its not going, it feels like its getting worst...
2 Answers
It s been 3 weeks since my injection and I still have the poping or clicking in my left shoulder
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I fell off my bed and landed on my left shoulder . Now it hurts to lift my arm and I can t raise it over the hight of my shoulders. What should I do? I don t want to go to the doctors so should I just wear a sling for a day to two and see how it feels after and then maybe consider seeing a doctor? Do you have any idea as to what I could have...
I have torn the ligament off my right shoulder . Tests have confermed this. I am 56 years old, in a lot of pain, and still trying to do my job. the only option the specialist gave me was an operation. I would like to know what other options I have, also, If left could I get my full movement back without an operation? Its been suggested to do...
My name is Jake. I am 23 years old. Im also curious about this gloxi thing which they said is effective in enhancing height. Some of my friends were saying that it is effective and it worked for them. All of them were teenagers so im doubtful that their growth were part of their stages. They were convincing me to also try it but im considering...
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I have severe pain in my left shoulder . The pain spreads up to my neck and the shoulder is swollen and warm to the touch. Also, when i tried to go in for a massage to hopefully relax , it became obvious that my left shoulder is protruding more than my right one. My pain gets to points where I m immobilized and it gets much worse when I work.
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since i lifted this big old fashion tv with the stand, i got a bad back the next day and it hurts from the lower back and pain shoots into my front by the hips only when i move. since then i have also exprienced one of my shoulder left side it clicks when i move it and if i press ontop of shoulder i get an shooting pain to my chest towards my...
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hello, I have dark,blackish spots(no pimples/blackheads) on my chest , neck upper shoulder and neck region. they first are red and then they turn black. what can help! thanks a ton!
i have brown spots on my full back shoulder when i m in my sec 2, it look dry may i know what causes it. thanks
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I have a tremendous sense of pulling downward in my upper back and neck . My traps at the top of my shoulders and where they join my neck feel inflammed and hard. I also feel tightness in the SCM muscles. I had worked on a laptop for 4 years and feel that this may be the cause of the problem. I originally had pain that traveled from my hands ,...
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