Whether it’s a cup of tea or coffee, many of us struggle to get through the day without our caffeine fix. While it can be beneficial to boost energy levels, reduce fatigue and improve focus, for some ...

Unlike synthetic caffeine, natural caffeine contains antioxidants and other nutrients linked to health benefits, but both forms provide a jolt of energy.

A cup of coffee can be the perfect pick-me-up, giving you a quick boost of energy on a slow afternoon. But how long does caffeine stay in your system and can it affect you even hours after consumption ...

Excessive caffeine consumption, common in coffee and energy drinks, can trigger heart palpitations, fatigue, and high blood ...

Over half of Americans start their day with a cup of coffee, but if you drink it all day, your body could be consuming too much caffeine. Up to 400 milligrams of caffeine per day (about four or five ...

Coffee is known for its many health benefits, but the caffeinated beverage can actually raise your blood sugar levels.

That morning cup of coffee isn’t just giving you the energy to power through your day—it’s potentially triggering a cascade of effects throughout your body that most people never connect to their ...

We love a quick fix and a new swath of coffee-inspired diets is making the rounds — or grounds, as it were — promising a lean life one cup at a time. Coffee has long been lauded as a powerful jolt for ...

Caffeine sells—both in the supermarket, and in the news. At least once per year, it seems like there’s a striking story on the latest super-caffeinated product (say, a supercharged lemonade or a ...

Caffeine can remain in your system for about 10 hours, but age, activity level, and other factors can affect that.

Can I first just say that migraines and headaches are the f*cking worst?! Like, you wake up ready to get shit done and BAM! your brain is throbbing and you can no longer be a human. When that shit ...

Q. I’m working to eliminate caffeine from my diet, especially afternoon caffeine. However, I still want to feel energized. Are there foods or things I can do to help? A. We’ve all experienced that mid ...