Yes—cross-country skiing offers sustained effort that can benefit the heart and lungs as you age. Bloomberg’s report explores this form of Skiing through older adults who keep hitting the trails. It features Charley French, a former ski instructor and Ironman competitor. He switched from downhill to cross-country in his late 50s. French turned 100 in August and is still setting endurance records. His friends thought the switch meant he was taking things easier. The report describes the opposite: cross-country demands more intense, sustained effort than downhill. Both forms can support balance, leg strength, and an active lifestyle. They also engage the brain and offer time with others. Cross-country stands apart for its ongoing demands on the heart and lungs. Researchers have studied the sport’s link to longer life since at least the 1970s. But the supplied excerpt gives no study sizes or measured gains in lifespan. French’s story is striking, yet one person’s long life does not prove cause and effect. The clearest takeaway is about the workout, not a promise of extra years. For BioSocial members, that makes your own season worth tracking. Time on the trails, outing frequency, and perceived effort can tell a useful story. Members who already track Resting Heart Rate could compare trends across the season. Those records would be personal observations, not results established by this report. Comparing notes with the community can add context to the numbers. Trail conditions, hills, and pace help describe what each outing involved. So does whether the routine felt enjoyable enough to repeat. What changes have you noticed in your endurance or tracked numbers during a cross-country season?