Jan-willem Kalkman
Netherlands
35-39
1
Total Races
Race History
Maastricht 2025 - S8
hyrox_men
369
Place
Training Recommendations
- • Focus on lower body/quad strength - 9.7% below expected on strength exercises (Sled Push, Sled Pull)
- • Specific weakness: Sandbag Lunges - 15.2% slower than expected
- • Specific weakness: Sled Push - 14.5% slower than expected
Category Performance
aerobic
+2.7%
vs expected
strength
+9.7%
vs expected
running
+0.6%
vs expected