Let me tell you, you are not too far gone, and it's not too late!
Look at me! I used to weigh about 270 pounds! I'm in the high 180's/low 190's now! AARP (American Association of Retired Persons) sends me mail at least 2X per month that says "please join us!"
So if I can do it, you can do it! Go for it! And keep reading this blog & be encouraged!