Hello Friend, thank you for reaching out here for help. Over thinking is your problem and thats causing you stress and depression . . If you thinking too much about something, it means you are not able to decide or find a solution by yourself. Probably you may need a guidance or help. Don't hesitate to seek help or discuss that with either friends or family.
Next Steps
You may also seek some professional counselling support
Health Tips
Spend min 10 to 15 min with close friends or family members. Do yoga and meditation.