The Guardian (G2 cover feature)
April 2018
When 26.2 miles just isn't enough – the phenomenal rise of the ultramarathon
They are an almost-impossible test of the human body and spirit, yet the number of ultramarathons has increased 1,000% over the last decade. Adharanand Finn asks what’s behind this rapid increase – and whether racing 100 miles or more is actually good for you