Green and black tea have similar health benefits, such as boosting alertness and protecting heart and brain health. Both are high in antioxidants but differ in their components. One isn’t ...

Scanning electron microscope image of black tea leaves, magnified by 500 times. ... “I’m not sure that there’s anything uniquely remarkable about tea leaves as a material,” said Shindel.

After all, green tea and black tea are the two most popular teas in the US, according to 2021 research which found that Americans consumed nearly 84 billion servings of tea. 84 percent of tea ...

The study of black tea - instead of green or herbal varieties - found it helps cut levels of the stress hormone cortisol circulating in the blood. They found people who drank tea were able to ...