Originally Posted by base2

I think a lot of fitness nutrition advice is geared towards the mostly sedentary person with a new found interest in physical fitness. As a seasoned "athlete" by most standards, it would stand to reason that your weight training stress registers as "low" because you already have the adaptions necessary to perform at a given load. At best, you are probably treading water, so to speak, with your efforts.

Just a wild a guess on my part. I'm actually genuinely interested because I spent a winter on a stair climber 4 hours per week at my local gym a few years ago. My cycling got worse.