I don't feel like this is exactly the place to have this discussion, but you know already what you have to do. Make a real committment to the Lord in your heart, and He'll meet you more than halfway and carry your burdens. We've all sinned, and fallen short of the glory of God, and the wages of sin are death, but simply believing that Jesus died on the cross for your sins and rose again allows you to be born again. "Unless a man be born again, he cannot enter the kingdom of heaven." Jesus...
My life has been really tough lately, but God didn't promise me that I wouldn't have problems as a Christian, he merely promised me that he'd help me through those problems