I feel like there's something mentally wrong with me. what can i do?

Lots to do: Since one out of ten people will suffer depression at some time in their life and there are a lot of other things that can be wrong, you are probably not alone. Fortunately in most places there are a number of experienced clinical psychologists and psychiatrist that can help determine what is wrong, and this will lead to lots of things to do. It usually fixable - lots of people are helped.