Every fall, triathletes finish their season and, typically, shut down until January — and wipe out months of hard-won fitness. Research shows just eight weeks of reduced training measurably drops aerobic capacity. The alternative: use October and November to reset your baselines and build cycling power with three focused bike trainer workouts a week, a power meter, and a notebook. Short on time? Skip ahead to "A Simple October-Through-Thanksgiving Framework." But you'll miss