It sounds like many of your issues are stressed based. You have many stressors in your life. You can start at home by looking into stress managment books. Research online to find out which books are good and then go check them out at the local library so you don't have to buy anything.

Some clinics have free care if your income is low but those usually have longer waits to get an appointment. Just call up any place you can find and if they can't help they can probably point you in the right direction for places near you.

You also have this site for support.

If you do nothing else read about issues you think you may be having, especially the books that teach techniques to help.