The Thai King turns 82 on Saturday but there is deep concern about his health.<br /><br />King Bhumibol Adulyadej has only been seen twice in public since he was taken to hospital on September 19, with a fever and lung problems.<br /><br />Many events to mark his birthday have been cancelled or postponed, meaning this year's celebrations will be a far more sombre affair.<br /><br />Al Jazeera's Wayne Hay reports from Bangkok .
