Do I need to tell my insurer about my heart surgery?

I have recently had a replacement aortic valve during heart surgery and wondered if I am obliged to inform my moot insurance companies of the operation?

My dad has been diagnosed with dementia, can my mum still drive his car?

My dad has been diagnosed with dementia and - therefore - cannot drive. My mum can still drive but the car is in his name and so is the insurance, with my mum as a named driver. In order to reinsure, would...

If I report health issues to my insurer, will this affect my policy?

My consultant has recommended I report issues with tiredness to the DVLA. Will this affect my insurance?