For some, the day doesn’t begin until the first cup of coffee. But for others, that ritual—famous for bringing focus and ...

When anxiety and repeated awakenings to reach the protected spaces disrupt sleep. A cup of coffee at 18:00 may feel necessary, but – caffeine consumed even six hours before bedtime can impair sleep.

The combination of caffeine, stress, and lack of sleep forms a dangerous trio that can lead to hypertension. Caffeine acts as a stimulant that increases your heart rate and constricts blood vessels, ...

Many people say drinking regular coffee makes them feel wired, anxious, or ultra-jittery. But for those of us who love the ...

Penn State researchers have shown that a simple saliva test may offer a new way to probe the physical consequences of caffeine coupled with stress. Dr. Laura Klein, associate professor of ...

As my brother neared the end of a smooth, swift recovery from open-heart surgery to bypass an 80 percent blockage in his heart’s most important artery recently, he reverted to a long-standing habit of ...

Fact checked by Jennifer Klump It's officially spring, and that means firing up the grill and having people over for outdoor ...

This month's news on hypertension includes reports from the American Heart Association's (AHA) Scientific Sessions 2002 held November 17-20 in Chicago, Illinois, including: Full text of the first ...

Before a stress test, you’ll need to avoid food, drink, tobacco, and caffeine for a time. You may also have to stop taking some medications. Your doctor will provide information specific to you, but ...