There is still too little known about long Covid and particularly how it affects children.
But this programme can reveal that half the patients at a new clinic for those with the severest form of the illness had already been diagnosed as being on the autistic spectrum, a surprise finding that has led to calls for more – and urgent research.
And even for those not on the spectrum, help is often hard to find – we spoke to one young patient whose recovery has taken more than 10 months.