DV

Dmitry Volkov

21 articles

Author's articles

Runner's knee: 188 marathon runners, the Q-angle and hip exercises that turned out to be no better than standard care

Runner's knee: 188 marathon runners, the Q-angle and hip exercises that turned out to be no better than standard care

Pain under the kneecap is the most common running injury, and the standard answer to it goes like this: β€œweak glutes, train the hip, the Q-angle will correct itself”. A study published in September 2026 compared exactly such a programme with standard care in 188 marathon runners: over 16 weeks both groups improved, and no difference between them was found. Here is what a runner should take from that.

Dmitry Volkovβ€’
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Hydrogel carbohydrates: 2.1% faster over 5 km in runners, zero gain in cyclists β€” what alginate really does

Hydrogel carbohydrates: 2.1% faster over 5 km in runners, zero gain in cyclists β€” what alginate really does

On 6 September the Russian runner Rinas Akhmadeev dropped out of his marathon debut after reaching halfway in 1:04:08 β€” because of gut problems; by his own account, his fuelling did not sit well. Hydrogel is sold as the answer to exactly this problem. A 2026 systematic review pulled together nine RCTs: carbohydrate oxidation rises at high doses and the stomach sometimes copes better, but only one running study showed a clear performance gain.

Dmitry Volkovβ€’
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