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.
What could cause fatigue. The cancer itself. Fatigue can be one of the first symptoms of cancer. It could be because there is cancer in the bone marrow and that slows down the production of red blood cells, causing anaemia. A cancer that affects your hormone levels could cause fatigue.
Cancer has many factors that causes excessive fatigue, such as: weight loss, breakdown of the tissues with release of energy, hormonal imbalances, depression and anxiety, which by themselves can cause fatigue, sleep disruption can also lead to sleepiness and fatigue, cancer treatments, such as radiation and chemotherapy can also cause extreme fatigue.