The 90/30 fartlek is one of them: 90 seconds of strong running followed by 30 seconds easy, repeated over several kilometres.

When Mikaela Shiffrin started skiing again weeks after her terrifying crash last year, the American star was even more alert to the potential dangers of training courses. Shiffrin's injuries — ...

With 100 days until the Milan-Cortina Winter Olympic Games begin, many athletes say climate change is shaping their training and perhaps even the future of their sport.