https://www.bbc.co.uk/sounds/play/m0008ps8 From today's show. At 1:10:00 onwards there is a discussion on glandular fever that soon touches on M.E. The discussion is actually quite good - the expert (Dr Sarah Jarvis) describes the risk of glandular fever developing into M.E. and describes M.E. as a profound exhaustion that doesn't get better with rest but can get worse with doing too much.