Author
Supplements
Pre-workout label accuracy: what independent testing has found
Analytical studies of pre-workout supplements repeatedly find caffeine and stimulant contents that diverge from the label — in both directions.
Articles by Tobias Lange
Nutrition
Protein targets: how many grams per kilogram do athletes need?
The evidence behind protein intake ranges for strength, endurance, and team-sport athletes, and where the dose-response curve flattens.
Tobias Lange
Recovery
Does sleeping more actually improve athletic performance?
Sleep extension studies in athletes show measurable gains in sprint speed, accuracy and reaction time, but the evidence base is small and mostly short-term.
Tobias Lange
Supplements
What does third-party certification of supplements actually verify?
NSF Certified for Sport and Informed Sport check what the label says is in the bottle — and what is not — but they do not certify that a supplement works.
Tobias Lange
Nutrition
Carbohydrate periodization: what endurance athletes need
How endurance athletes match daily carbohydrate intake to training load, and what the evidence actually shows about high-low patterns.
Tobias Lange