Low knee lift can create high braking forces when running
Yes, if you land too far in front of your centre of mass when running, known as overstride, there is an increased RISK of higher braking forces. But that doesn’t mean that the more overstride you have, the more braking forces you have. It is possible to land well under your body and have high braking forces just as it is possible to land too far in front of your centre of mass and still have low braking forces. One thing that can affect how big the braking forces are is your knee lift. In this video you will see how the knee lift in one test gives increased braking forces even though the runner landed really well below the centre of mass while the braking forces decrease significantly when we adjusted the knee lift even though the runner in test two had some overstride.
Link to the video “Lifting Your Yeet Higher Costs LESS Energy When Running“:
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Fredrik Zillén is an running technique specialist that has over the years helped thousands of runners to a more efficient running technique - from the slowest beginners to members of the Swedish national team in running and triathlon who have participated in the World Championships and the Olympics. Fredrik also writes articles on effective running technique for Runner’s World magazine.
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