I am tired, but I usually get a second wind after dinner.
get a second wind
idiomHave more energy after having been tired
Origin
disputed originFrom distance running: after initial breathlessness, a runner's breathing eases and energy returns — the 'second wind'.
After resting for a few minutes and drinking some water, the hikers got a second wind and finished the climb.
Although the team struggled during the first half of the match, they seemed to get a second wind and played with renewed intensity until the final whistle.
Last updated June 7, 2026