Originally Posted by
Baldy1953
At any time. If you feel up to it, go for it. I ride between 3-5 times a week because I can. No definite amount is required. Just enjoy the ride.
Excellent response to the OP's question, especially since the OP made no mention about why he wants to increase the frequency of his rides or if raised fitness level or any other "fitness" related goal is the reason he started back riding.