Half Marathon to Marathon: Training Guide and What to Expect

Stepping up from a half marathon to a full marathon is one of the most significant progressions in recreational running. The distance doubles — from 21.1km to 42.2km — but the physiological challenge increases by approximately 3 to 3.5 times, not twice. This is not a reason to be deterred. It is a reason to plan properly, give yourself enough time, and understand exactly what changes in training…