Case studies
RunningUltra
16th May, 2026
Jurassic Coast Ultra Challenge
Chris Knight
103.0km
20hrs 33mins
Mild, Rain
Carb per hour: 71g
Sodium per hour: 547mg
Fluid per hour: 502ml
Relative sodium concentration: 1090mg/L
View Chris's NumbersRunningUltra
16th May, 2026
Jurassic Coast Ultra Challenge
Chris Knight
103.0km
20hrs 33mins
Mild, Rain
Carb per hour: 71g
Sodium per hour: 547mg
Fluid per hour: 502ml
Relative sodium concentration: 1090mg/L
View Chris's NumbersOtherHiking
18th August, 2023
29029 Snowbasin #1
Chris Knight
48.1km
30hrs 15mins
Very Hot
Carb per hour: 37g
Sodium per hour: 276mg
Fluid per hour: 437ml
Relative sodium concentration: 631mg/L
View Chris's NumbersOtherHiking
18th August, 2023
29029 Snowbasin #1
Chris Knight
48.1km
30hrs 15mins
Very Hot
Carb per hour: 37g
Sodium per hour: 276mg
Fluid per hour: 437ml
Relative sodium concentration: 631mg/L
View Chris's Numbers