Effect of intensified training on cognitive function, psychological state and performance in trained cyclists

Costello SE, Rossiter JRW, Howatson G, Bell PG, O’Neill BV, van Someren K, Haskell-Ramsay, CF (2023) Effect of intensified training on cognitive function, psychological state and performance in trained cyclists. European Journal of Sport Science, 23 (7): 1334-1344.

Immediate and residual effects of functional chewing gum on sustained attention and mood
Acute beneficial effects of a functional energy shot on cognitive performance and mood states during cognitively demanding task performance: a randomized, double-blind, placebo-controlled, crossover trial