Participants, all of whom had high blood pressure, underwent imaging scans to measure the stiffness of their blood vessels. Of the total, 33% of participants drank no coffee or less than one cup of coffee a day, 56% drank one to two cups, and 11% drank three or more cups a day. People who drank one to two cups of coffee a day had about a 25% greater elasticity in their major blood vessels than people who drank less coffee or none at all.

Without coffee I’m gonna feel like something’s missing in the day. I’m gonna feel awkward; I’m not gonna feel the same. Most of my scripts have coffee stains on them. That’s how you know it’s a Pacino script.

Researchers at the London School of Hygiene and Tropical Medicine found that that caffeine helped improve workers' memory and concentration as well as reducing the number of mistakes they made.

How does Caffeine work? Caffeine is known medically as trimethylxanthine; its chemical formula is C8H10N4O2. When isolated in pure form, caffeine is a white crystalline powder that tastes very bitter. Caffeine blocks adenosine reception so you feel alert. It injects adrenaline into the system to give you a boost. And it manipulates dopamine production to make you feel good.

I love coffee. I love the smell of it, the way it's aroma fills your home each morning. I love the taste of it (good coffee that is). And I love how once it gets into your body and does it's "thing" the fog lifts and you become a person again. Your consciousness improves and you see the world differently with each glorious sip. Ahh! I don't have a problem with caffeine. I have a problem without caffeine!

OU Health Sciences Center researchers found that drinking a large amount of coffee can reduce the risk of diabetes among American Indians.

Want a drug that could lower your risk of diabetes, Parkinson's disease, and colon cancer? That could lift your mood and treat headaches? That could lower your risk of cavities? If it sounds too good to be true, think again. Coffee, the much maligned but undoubtedly beloved beverage, just made headlines…