Fun Facts Effects of Caffeine Caffeine keeps you awake by blocking adenosine receptors — boosting alertness, dopamine, and focus. Benefits (in moderation): Risks (with too much): Takeaway: A little caffeine = focus boost.
Fun Facts Does Adding Sugar to Your Coffee Cancel Its Health Benefits? If coffee is your go-to morning fuel, here’s something you might want to know—black coffee can actually help lower your risk of type 2 diabetes