Endurance athletes prepare better for races with a low-carb diet

Endurance athletes who are preparing for competitions may achieve better results if they cut their carbohydrate consumption right down, and replace the carbs with unsaturated fatty acids. Polish sports scientists drew this conclusion after performing a study in which 8 experienced male mountain bikers followed a low-carb ketogenic diet for four weeks. Endurance sports paradox […]

Read More...

We learned in biochem class that short term energy comes from readily available phosphate sources (ATP and creatine).

Medium duration energy comes from carbs

Long duration energy comes from fats

So it's not that surprising to see a study where fats are more important for long term endurance athletes than carbs