susannah's Losing Weight Wish

want to lose 15o pounds!! i am 20 years old and i weigh 290 pounds at 6 feet tall. I feel my joints cracking and dont want to live unhealthy for the rest of my life. having 3 miscarages in the past 2 years has left me depressed and i gained 60 pounds in 12 months. please send ur prayers and give me strength to become healthy