I am the first on Earth, the second in Heaven. I appear two times in a week  you can only see me once in a year. Although I am in the middle of the sea, l am not found in month, but l am in February, June, September, October, November & December. What am I?
I am facing a problem of diarrhea once in a week since the last 3 weeks. What is the problem and what is the solution for it?