Medically reviewed by Leigh Weddle, PharmD Key Takeaways Caffeine can cause mild elevations in blood pressure that last for as long as four hours or more.For most adults, drinking two to three cups of ...

Like coffee, many teas contain caffeine. With so many varieties, it can be hard to determine which tea works for the amount ...

Nespresso offers a variety of coffee machines and coffee pod flavors, but there is one thing coffee lovers who need a serious caffeine kick in their morning espresso are wondering the most: Which ...

A high blood caffeine level might curb the amount of body fat a person carries and their risk of type 2 diabetes, suggests research published in the open access journal BMJ Medicine. In light of their ...

For most people, consuming some caffeine is harmless — but too much can be dangerous. Recent news coverage has raised questions about the amount of caffeine in some popular drinks and what consumers ...

(CNN) — For many Americans, a morning routine is not complete without a cup of joe. The National Coffee Association reports the average American drinks just over three cups daily. And some people opt ...

For those who have high blood pressure, taking a prescription medication can literally be life-saving. While medications are ...

Cafes across the United States are embracing the low- and no-caffeine lifestyle, with options that are a far cry from dusty ...

A popular soda of the 1980s and ’90s is set to make a grand reentrance. Jolt, which had double the caffeine of other colas, will return to stores in 2025—but now, as an energy drink. The soda was ...

Several studies have investigated the interaction between creatine and caffeine, but the results have been mixed. Some research suggests caffeine may reduce creatine’s performance benefits, while ...

Regular high caffeine consumption affects dopamine function in patients with Parkinson's disease, shows a new international study led by the University of Turku and Turku University Hospital in ...

When your energy stores are running low (like, really low), stretching out that much-needed caffeine buzz from your morning cuppa is a non-negotiable. This is even more imperative if having more than ...