Sarah Harding updates fans on health and book release

The former Girls Aloud star has written a memoir in between cancer treatments, following her diagnosis last year

Sarah Harding's memoir will be released next month.

Girls Aloud star Sarah Harding has just given fans an update on her health, as well as her new book, following her breast cancer diagnosis last year.

The 39-year-old took to social media yesterday for only the second time since last summer - when she posted a picture of herself in a hospital gown and explained to fans why she had been quiet in recent times.