2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/87492Track and field world records have risen and fallen throughout the history of the sport. A recent rash of record-breaking performances has prompted the question: "How good can we get?". This article offers a review of several attempts to answer this question, based on mathematical modeling of key physiological processes. The predictions are compared with present-day world records, and a discussion of the future of athletics ensues...9pp, LaTeX (no figures); to appear in "Athletics: Canada's National Track and Field / Running Magazine"Popular Physicstext