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.
Rather, scientists' theories that chronic fatigue syndrome could be caused by one or more of the following: 1  Infections. A variety of viruses, including Epstein Barr virus, some types of herpes viruses, and most recently the retrovirus XMRV, been linked to chronic fatigue syndrome.  Genetics.