Explainer | Singer JJ Lin’s ‘heart problem’ shocks fans but how common is such an illness?
Singaporean singer-songwriter JJ Lin shocked fans by revealing at the end of his world tour on Sunday that he was suffering from a “heart problem”. Lin, 44, also told concertgoers in Beijing that he feared for the future and sensed the countdown of his career. The Mandopop star performed two concerts at Hong Kong’s new…