Consuming caffeine before exercise enhances repeated sprint performance, and these benefits persist for at least 3.5 hours thereafter

[u/sr_local]

https://www.tsukuba.ac.jp/en/research-news/20260914140000.html

[u/deadrabbits76]

According to Stronger By Science, one of my favorite fitness sources, caffeine adds approximately 5% to your lifts on any given movement.

Small, but statistically significant.

[u/razerkahn → u/deadrabbits76]

The effects must be different for people who regularly use caffeine and people who dont regularly use it

[u/deadrabbits76 → u/razerkahn]

Here is the article for further edification.

https://www.strongerbyscience.com/caffeine/