Superstar Amitabh Bachchan recently bumped into actor Salman Khan at a studio in Mumbai while shooting for his next film Bhootnath 2. He checked on Salman's health and learnt that he is fast recovering from his nerve problem. It is no secret that Salman has flown to the US multiple times to get treated for his nerve problem called trigeminal neuralgia which began when we was filming Partner. Big B even shared a few photographs of his meeting with the fellow actor on microblogging website Twitter. 'Salman shooting on next floor...met up and enquire of his nerve ailment...he is improving'