Age and recurrent infections are linked to worse PEM in ME/CFS Post-exertional malaise (PEM) – the worsening of symptoms after even minor physical or mental exertion – is one of the hallmark symptoms of ME/CFS. Its severity, and how long people take to recover, can vary between individuals, so researchers in France recently attempted to…| www.meresearch.org.uk
Post-exertional malaise (PEM), the cardinal feature of ME/CFS, is profoundly debilitating and often unpredictable, significantly impacting the lives of those affected.| www.meresearch.org.uk