Image Credit: Alan Chapman/Dave Benett/Getty Images Jessie J was hospitalized amid her cancer battle, the 37-year-old British singer revealed on August 3, 2025. The news came just weeks after she revealed her cancer diagnosis and that she'd be stepping away from the spotlight temporarily to undergo treatment. Known for her powerhouse vocals and unfiltered honesty, Jessie has shared updates on her health via social media. Find out more about Jessie's cancer diagnosis, how she's doing now, and her past health struggles below.