Louis Walsh has revealed he was having chemotherapy ... They added to MailOnline: "He was having chemo for his blood cancer, so wasn’t looking his best and it really took it out of him.

X Factor judge Louis Walsh was undergoing chemotherapy as he filmed the Boyzone documentary, which sees him reunite with the band he formed in 1993.

Louis Walsh has revealed that he was undergoing ... he was diagnosed with waldenstrom macroglobulinaemia, a type of blood cancer, during an appearance on Celebrity Big Brother, reports the Mirror.

Louis Walsh appeared in a new Boyzone documentary whilst secretly undergoing chemotherapy for a rare blood cancer, it has emerged. The 72-year-old music mogul, who founded the Irish boyband in 1993, ...

Louis Walsh, born on August 5th, 1952, has been one of the most influential figures in the British and Irish music industry ...

He’s opened up on his cancer struggleLouis Walsh was undergoing chemotherapy in a secret cancer battle when he agreed ...

Louis Walsh was undergoing chemotherapy in a secret ... They added: “He was having chemo for his blood cancer, so wasn’t looking his best and it really took it out of him.