BBC: 'Long Fatigue: The exhaustion that lingers after an infection'

'Before Long Covid there was post-viral fatigue – a mysterious set of illnesses caused by other infections. Now scientists are starting to unravel their secrets'

'Putrino says it is vital..'

https://www.bbc.com/future/article/20241119-long-fatigue-the-exhaustion-that-lingers-after-an-infection