Zyn, which delivers nicotine to the bloodstream ... During our whole conversation, it sounded like he was on 1.5x speed. “Caffeine.” And after a long pause: “I don’t know if I’ve put ...

Caffeine's diuretic nature may lower magnesium levels in the body, leading to unwanted complications. Luckily, there are ways to offset these effects. What’s the Connection Between Caffeine and ...

A new study suggests that caffeine doesn’t just affect your energy levels. It may also change how your brain functions during sleep, especially in 20-somethings. Researchers in Canada found that ...

But how long does caffeine stay in your system? Here’s what to know about caffeine’s half-life, plus the amount of caffeine found in your favorite coffee orders. How Long Does Caffeine Stay ...

Moon Why Zyn is Taking Over and Why That Might Be a Problem Posted: May 27, 2025 | Last updated: May 27, 2025 Zyn nicotine pouches are surging in popularity, especially among younger users. While ...

From common cold tablets to antidepressants, caffeine’s impact on the body goes far beyond a quick energy boost. Tea also contains caffeine but not in the same concentrations as coffee ...

Some research suggests that combining caffeine and cannabis may produce different effects than taking them separately. There may also be some risks. Some products already mix caffeine with two key ...

From espresso to energy drinks to supplements, caffeine comes in many forms, Rula notes. And if you're like most people, you probably enjoy a cup of coffee each morning or a late-afternoon soda to ...

While black tea, espresso, and coffee bring the most caffeine to the table, green tea packs a moderate amount as well. The content in white teas varies greatly, while herbal teas are practically ...

Coffee can help you stay awake. But what does caffeine actually do to your brain once you're asleep? Using AI, a team of researchers has an answer: it affects the brain's 'criticality'. Caffeine ...