Originally Posted by Carbonfiberboy

IMO whatever you're doing is working great. Don't stop! I'm 69, don't recover well, and I can still easily absorb that much. Rather than thinking about taking time off, I'd think about how I could increase the training load and still keep getting faster. That was a big jump up, but you handled it (stone, really?) Anyone under 60 should be able to handle 200 miles/week with the proper hard/easy ratio of around 20/80, though usually with every 3rd or 4th week with no more than about 120, same ratio. But don't bump it more than 10%/week. Distance=strength.