If you want to avoid hitting the wall, take a look at your nutrition, training, and race plan.

Guidelines for carb-loading should be based off a a “grams-per-pound” recommendation rather than a percentage of calorie intake, given that many are likely not eating enough. If you are consuming ...

It turns out a spoonful of sugar might not just help the medicine go down, but could also help stave off tiredness faced by weary marathon runners - or other long-distance athletes - when they hit the ...

It has been known in the scientific community since the late 1960s that the ability to perform endurance exercise is strongly influenced by the amount of pre-exercise glycogen (carbohydrate) stored in ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. The basic assumption behind this ...

Proceedings of the National Academy of Sciences of the United States of America, Vol. 114, No. 24 (June 13, 2017), pp. 6358-6363 (6 pages) Brain glycogen stored in astrocytes provides lactate as an ...

For years, the body’s largest lean tissue—skeletal muscle—has been underestimated in its role in managing metabolic health. Despite its size, it contributes surprisingly little to blood sugar and fat ...

From the same mind whose research propelled the notion that “sitting too much is not the same as exercising too little,” comes a groundbreaking discovery set to turn a sedentary lifestyle on its ear: ...