a suggestion might be to plan something on your rest day like a movie or shopping. Something that will keep you busy without taxing your muscles.
(now if CorsairMac would just Take that little piece of advice she just Gave......)
Life should NOT be a journey to the grave with the intention of arriving safely in an attractive and well preserved body, but rather to skid in sideways, champagne in one hand, strawberries in the other, body thoroughly used up, totally worn out and screaming: "Yeah Baby! What a Ride!"