'The speed is exhilarating'
Long-track speed skater Theo Collins talks about why he loves speed skating.
The skater is taking part in the 2020 Winter Youth Olympics in Lausanne in Switzerland.
Theo has already won a silver medal in the Mixed Team Sprint Final at the winter games.
For the first time at the winter Olympics the skating is taking part on a frozen lake - Lake St. Moritz.
The 16-year-old says skating is "thrilling", but it can be "scary" too.
Watch live coverage of the Winter Youth Olympics on the BBC iPlayer, BBC Red Button and the BBC Sport website & mobile app.