In order to do so, the society established a number of small herds in widely separated parts of the country. This helped save the species from extinction. Along with the efforts of American Bison Society, Congress began to take action to protect the remaining bison, and private ranchers started to create small herds. Slowly, the population crept up thanks to legal protection, refuges and breeding programs at zoos and other institutions.
The knee adduction moment during gait in subjects with knee osteoarthritis is more closely correlated with static alignment than radiographic disease severity, toe out angle and pain.Hurwitz DE(1), Ryals AB, Case JP, Block JA, Andriacchi TP.Author information: (1)Department of Orthopedic Surgery, Rush-Presbyterian-St.he knee adduction moment during gait in subjects with knee osteoarthritis is more closely correlated with static alignment than radiographic disease severity, toe out angle and pain. Hurwitz DE(1), Ryals AB, Case JP, Block JA, Andriacchi TP. Author information:
Periodic Limb Movement Disorder Overview. Periodic limb movement disorder (PLMD) is repetitive cramping or jerking of the legs during sleep. It is the only movement disorder that occurs only during sleep, and it is sometimes called periodic leg (or limb) movements during sleep. Periodic refers to the fact that the movements are repetitive and rhythmic, occurring about every 20-40 seconds.