Co-morbidity issues

I have been diagnosed with idiopathic lymphoedema of the right leg-2016 and I have also been diagnosed (December 2022)with moderate osteoarthritis of lower spine and both hips-and chronic cardiac condition (two heart attacks 2002 and 2011). Are these capable f being linked?I find it difficult to get satisfactory advice from NHS professionals who are only concerned with single issues. Holistic understanding?