Discourse Markers in English Writing Li FENGâ¢ Abstract Many devices, such as reference, substitution, ellipsis, and discourse marker, contribute to a discourseâs cohesion and coherence. This paper focuses on discourse markersâ role in Chinese Studentsâ English writing,
A PCL tear resulting in back of the knee pain can be caused by a fall on the knees when they are bent, a blow to the front of the knee or a major twisting motion, such as during a skiing wipeout. Physical therapy and surgery are the usual PCL tear treatment methods, likely with use of a ligament tear knee brace.
Nearly everyone has experienced knee pain. Whether itâs caused by arthritis, excessive foot pronation or overuse of the muscles that protect this vulnerable joint, our knees take a knocking. In fact, knee arthritis is the single greatest cause of chronic disability among U.S. adults age 65 and older.earing heels also encourages tight calf muscles, another common cause of knee pain. A tight calf can pull the foot inward to a position called pronation, which essentially collapses the arch of the foot and causes the lower leg to roll inward, placing stress on the ankle and knee.