Adam Tinworth
Fast Company has the answer:
This means the optimal times for consuming caffeine fall somewhere around 9:30 a.m. to 11:30 a.m. and 1:30 p.m. to 5:30 p.m.
It’s all in the cortisol levels, apparently…
When to drink coffee
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Adam has been a blogger for over 20 years, and a journalist for more than 25. He currently works as a consultant and trainer, helping people do better, more engaged online journalism.