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.
There are many different causes for fatigue. Some are due to your cancer or the treatment you are getting. Others are due to your mental or emotional response to your disease or treatment. Fatigue may also be due to any other illness you may have such as diabetes or high blood pressure.