Case studies
1st
RunningUltra
14th February, 2026
Tarawera 100
Devon Yanko
161.0km
19hrs 58mins
Hot and Humid, Rain
Carb per hour: 67g
Sodium per hour: 663mg
Fluid per hour: 686ml
Relative sodium concentration: 967mg/L
View Devon's Numbers1st
RunningUltra
14th February, 2026
Tarawera 100
Devon Yanko
161.0km
19hrs 58mins
Hot and Humid, Rain
Carb per hour: 67g
Sodium per hour: 663mg
Fluid per hour: 686ml
Relative sodium concentration: 967mg/L
View Devon's NumbersRunningMarathon
19th January, 2025
Houston Marathon
Devon Yanko
42.2km
2hrs 50mins
Cold
Carb per hour: 96g
Sodium per hour: 185mg
Fluid per hour: 53ml
Relative sodium concentration: 170mg/L
View Devon's NumbersRunningMarathon
19th January, 2025
Houston Marathon
Devon Yanko
42.2km
2hrs 50mins
Cold
Carb per hour: 96g
Sodium per hour: 185mg
Fluid per hour: 53ml
Relative sodium concentration: 170mg/L
View Devon's Numbers