Always remember Ed Whitlock, he didn't start running till he was passed 40 and he was still running sub-3 hour marathons at 69 years old. You have plenty of ti

Always remember Ed Whitlock, he didn't start running till he was passed 40 and he was still running sub-3 hour marathons at 69 years old. You have plenty of time, I've trained with lots of people that started late and were still running impressive times.