"Caffeine boost" refers to the temporary increase in energy and alertness that occurs after consuming caffeine, typically found in beverages like coffee, tea, or energy drinks. Full definition
An hour into my work - at - home day, I wanted my morning caffeine boost so badly. (health.com)
If energy drinks contain caffeine and we know caffeine boosts exercise performance, why not just sip an energy drink if you don't like the taste of coffee? (cathe.com)
The results vary significantly, but there does appear to be general support of the idea that caffeine boosts cognitive functioning. (verywell.com)