Sports Injuries
High- Altitude Illness ( Acute Mountain Sickness ,AMS)Atmospheric pressure decreases as altitude increases, but the percentage of O2 in air remains constant; thus, the partial pressure of O2 decreases with altitude and at 18,000 ft (5500 m) is about � that at sea level. About 20% of persons ascending above |
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Knee InjuriesThe knee is not simply a hinge-joint: you bend and straighten it, but you can also turn it slightly in a twisting movement, when the knee is bent. This rotatory movement automatically accompanies the bending and straightening movements. As you bend your k |
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Knee Injuries - Damage Inside The KneeAny of the knee's internal tissues can be damaged by a severe injury, but the cartilage (menisci) and the cruciate ligaments are those most commonly harmed in sportsmen |
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Knee Injuries - Pain At The Back Of The KneeThere are many bursea, or fluid-filled sacs for friction-free movement, at the back of the knee |
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Knee Injuries - Pain At The Front Of The KneeThe patellar tendon is very short, extending only between the pointed lower end of the knee-cap and the tibial tubercle, the prominent bump of bone at the top of the shin-bone. However, it acts as the concentrating point for the pull exerted by the quadri |
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Knee Injuries - Pain On The Inner Side Of The KneeThe ligament which protects the inner side of the knee can be injured by a twisting strain on the knee, especially if the knee is bent at the time. Your foot may slip while you are running forward, turning your leg outwards, and stressing the inner side o |
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Knee Injuries - Pain On The Outer Side Of The KneeThe lateral ligament can be damaged by twisting strains at the knee. Sometimes it is injured together with the medial ligament. If it is injured alone, it is usually because the knee was forced outwards when it was bent. Footballers and rugby players are |
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Metatarsil Stress FracturesRunners push off from their toes, putting great stress on the metatarsal heads. The 1st metatarsal is isually immune to fracture because it is much thicker and stronger than the others. The 5th metatarsal is relatively immune because the major force of "t |
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