Supplements such as sodium bicarbonate, beta-alanine, beetroot juice, and caffeine might improve the adaptation to training

Caffeine can improve performance but there seem to be large individual differences in the response. Is this all down to our genes?

A very popular believe in sports is that in order to get maximum effect of caffeine in competition you need to withdraw from caffeine days b

Caffeine may help in the absorption of carbohydrate and this could be another way caffeine can improve performance. What does the literature