coronavirus in her care home.The 53-year-old has learning difficulties and diabetes, which makes her more vulnerable to the disease.Yesterday, Jo took to Twitter to thank nurses for their hard work in saving her sibling’s life in hospital.She went on to praise her fans for their support as she revealed Frances had a “quite a struggle ahead”.The radio presenter discussed her sister’s health battle on The Andrew Marr Show today.Jo said she had been offered the coronavirus vaccine before her sister and “desperately” wished it had been the other way round.Louise Redknapp ‘considered stepping in front of bus' amid Jamie splitShe added it had been "the worst week of our lives”.“I have no idea why I was offered the vaccine and my sister wasn’t,”.