Reknowned film director Mani Ratnam who was admitted to hospital on Tuesday night due to breathing problem and discomfort in chest is recuperating to normal.The director, who introduced Oscar-winning musician A R Rahman in "Roja", had survived a heart attack in 2004 when he was filming the multi-starrer, bi-lingual 'Yuva'.Mr. Mani Ratnam is currently involved in a project, tentatively titled 'Ravan' that stars national award winner Vikram, Abhishek Bachchan and Aishwarya Rai, among others.