Thank you so much Bonzo.
So ironic, as we thought she was getting along quite well. She said that her GP told her there are about 60,000 people in UK with this dangerous post-Covid lung problem, and so far not much has been discovered as to how to treat it.
Husband is so upset,as she has been very kind and generous to his family, and the last time we were up in Tayside visiting her (two years ago) she was extremely kind and treated us like royalty!