0_Apprentice
My brother has just been diagnosed with chronic fatigue syndrome.
1_Wizard
Sorry to hear that, its also known as  also referred to as myalgic encephalomyelitis (ME). Did he get it due to long term fatigue?
0_Apprentice
I'm not sure.  I don't know much about it yet.
1_Wizard
I don't think theres much known about it. It could be either biological, genetic, infectious, and psychological as possible reasons.
0_Apprentice
Is it contagious?
1_Wizard
I'm not sure, what have you learnt about it thus far?