0600名無しさん@英語勉強中 (アウアウエーT Sae3-A8DJ)
2018/05/30(水) 21:09:19.75ID:WDiKzp8Eathe effect of caffeine can last unexpectely long and if you drink a cup of coffee in the evening,
more than 50% of caffeine should remain in your body even after midnight...
i need to avoid drinking too much before it has a terribly negative effect on my body.