Hi my name is kavita, I want to discuss my father in law health problem, he is 80 yrs old and from past 2 months he has started doing some abnormal activities like not sleeping in night, running here and there, talking abnormally, forgetfulness, etc ... He is a heart patient and already had an attack 3 times , last time he had in nov 2008 and since then he is on continuously medication under doctors supervision.