The impact of caffeine on blood pressure from coffee (and cola, energy drinks and chocolate) varies. Research reviews report ...

Coffee offers more caffeine and a faster boost in energy, but can cause jitters and crashes.Chai has less caffeine and provides L-theanine for a steadier rise in energy.Consider timing and ways to ...

Tea and coffee contain caffeine, antioxidants, and other beneficial nutrients. Both beverages offer potential health benefits ...

Experts explain what you need to know about each popular brew.

Caffeine can linger in your system for 10 or more hours, which can impact sleep. Double-shot lattes and cold brews have ...

Soda isn’t unsafe in the morning, but it often contains more sugar and fewer health benefits than coffee.Coffee usually ...

A genetic study reveals that it is not coffee itself, but how long caffeine remains in the blood, that influences the risk of diabetes.

If you're feeling anxious and having trouble sleeping, you may be taking in too much caffeine, or you may be a slow metabolizer.

Here's how these two coffee methods really compare.

Green coffee beans are just unroasted coffee beans, and they have many of the same benefits you get from a good cup of coffee ...