In 1979, Pol Pot and the Khmer Rouge were forced from power by the invading Vietnamese. Pol Pot officially resigned the leadership in 1985 but appears to have retained considerable influence.
Muscle fatigue. Muscle fatigue is the decline in ability of a muscle to generate force. It can be a result of vigorous exercise but abnormal fatigue may be caused by barriers to or interference with the different stages of muscle contraction.
Causes. Because research in this area is limited, we arenât certain what causes fatigue, but there are several possible causes. Medical conditions a survivor has, such as heart disease, diabetes, respiratory disease, anemia, pre-stroke fatigue or migraines, can contribute to fatigue.