It sounds to me that he is frightened but can't actually say it directly. He will be frightened for himself and leaving you unable to cope. Let him know that whatever he feels and thinks, you love him just as much as ever and him distancing himself is not protecting you or him.
Best of luck, it is amazing the healing power of love. From another mere male.
Recommendations please for thorn- and nettle-proof gauntlets – if possible vegan
Unite the Kingdom and Pro Palestine marches Cup 16th May 2026


The other is that he - and you - have had a very unpleasant shock regarding his health. 