Green tea has different ratios of caffeine depending on the type. Learn about high-caffeine coffee alternatives and decaf ...

This popular drink has a beloved flavor and impressive health benefits, but it might not be best right before bed.

I drank green tea for 30 days and experienced three life-changing benefits, including better focus and less anxiety.

Tea is unlikely to dehydrate you when consumed in moderate quantities. However, drinking more than eight cups at once can ...

L-theanine works with caffeine to promote alertness ... In fact, he actually went so far as to say that coffee may be healthier than green tea because of its fibre intake. But matcha (remember ...

Share on Pinterest How does caffeine affect heart health ... But what does all the evidence so far say? Can coffee improve heart health, or does too much cause harm? Building upon Medical News ...

The amount of caffeine in a cup of coffee can vary based on the type, serving size, method of preparation, and bean variety, among other factors. Coffee is the biggest dietary source of caffeine.

This type of tea takes the cake for the highest antioxidants, but check out these other dietitian-recommended options for ...

Knowing which type of coffee to reach for will help you fine-tune your morning or afternoon jolt of caffeine. Katherine Peach is a well-caffeinated, Brooklyn-based writer, who focuses on all ...

Green tea offers a mild caffeine boost with antioxidants, promoting brain health and aiding weight loss, and contains less ...

Caffeine is a natural stimulant that can enhance your focus, energy, and mood, and it's the key ingredient in coffee. Your coffee's caffeine content can vary significantly depending on various ...