Resumen de All gain, no pain
As more than 40,000 runners prowl the start line of the London marathon this weekend, many of them will be wondering what they have got themselves into. Even without a heavy novelty costume, and no matter how well they have stuck to their training regime, running non-stop for 26.2 miles (42 kilometers) is going to hurt. Now consider the barnacle goose. Before setting off on a 3000-kilometer migration, it undertakes the training equivalent of sitting on the sofa guzzling fish and chips. Here, Lovett discusses what human fitness fanatic can learn from nature's lazy fit animals
