Caffeine News and Research

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Caffeine is a bitter substance found in coffee, tea, soft drinks, chocolate, some nuts and certain medicines. It has many effects on the body's metabolism, including stimulating the central nervous system. This can make you more alert and give you a boost of energy.

Green tea boosts exercise endurance

Now that even baseball players may need to seek new, more natural performance aids, will Japanese green tea sets become standard in dugouts and athletic training tables around the world?

8 Feb 2005

Sleep is the remedy for a bad day at work

A good night's sleep may be the remedy for a bad day at work, suggests a new University of Florida study on the unexplored relationship between job satisfaction and the shifting moods of employees.

2 Dec 2004

Smoking and coffee combined have a greater harmful effect on arteries and blood flow

Smoking and coffee often go together. But the combination appears to have a harmful effect on arteries and blood flow that is greater than would be expected from simply combining the effects of each practice.

2 Nov 2004

Practical lifestyle tips that can ease living with prostate problems

Symptoms of an enlarged prostate — known medically as benign prostatic hyperplasia (BPH) — can range from a weak, slow urinary stream, to hesitancy and straining to urinate, to an inability to empty the bladder completely, to more serious complications including recurrent urinary tract infections and kidney damage.

29 Oct 2004

One of the largest studies in the world looking at how caffeine in our diet may affect health

The study is particularly important because caffeine, found mainly in coffee, tea and cola, is 'the most widely consumed drug in the world', yet little is known about the amount of caffeine consumed in the UK and the implications for health.

12 Oct 2004

Folate can help women reduce their risk of developing high blood pressure

Young women who consume more than 800 micrograms (ug) of folate per day can reduce their risk of developing high blood pressure by almost a third compared to those who consume less than 200 ug/day, according to new research presented at the American Heart Association's 58th Annual High Blood Pressure Research Conference.

11 Oct 2004

Discovery could lead to the creation of naturally decaffeinated coffee plants

Chemists at Emory University have made an important advance in harnessing the ability of bacteria to make new molecules, and their discovery could eventually lead to the creation of naturally decaffeinated coffee plants.

10 Oct 2004

As little as one standard cup of coffee a day can produce caffeine addiction

If you missed your morning coffee and now you have a headache and difficulty concentrating, you might be able to blame it on caffeine withdrawal.

29 Sep 2004

Red Bull energy drink does not improve a person’s physical performance

Energy drinks – usually a mixture of caffeine, taurine, carbohydrates, B-complex vitamins and gluconolactone – have become very popular in recent years.

15 Sep 2004

67 percent of older Americans report trouble sleeping

Sleep for people over 55 often involves waking up several times during the night, not being able to get back to sleep and waking up earlier than desired in the morning.

14 Sep 2004

Researchers find way to clean up the drugs market

Researchers from the University of Cambridge and the Massachusetts Institute of Technology have made a breakthrough by using supercritical carbon dioxide (scCO2) as a reaction medium for the preparation of molecules of interest to the pharmaceutical industry.

13 Sep 2004

New guidelines for water, salt and potassium intake of Americans

Nutrition experts from the Institute of Medicine of the National Academies have released new guidelines for water, salt and potassium intake of Americans.

5 Aug 2004

Correlation between caffeine intake at mealtime and increased glucose and insulin levels among diabetics

Duke University Medical Center researchers at have found a strong correlation between caffeine intake at mealtime and increased glucose and insulin levels among people with type-2 diabetes.

26 Jul 2004

Fine tuning your loss of body fluids may be more problematic now that researchers find receptors have an active role in our sweat rate

For most of us, hot weather leads to elevated internal and skin temperatures, which increase sweat rates and skin blood flow. How much we sweat can also depend on nonthermal factors such as exercise, baroreceptor loading status, and body fluid status.

21 Jul 2004

We know they need caffeine, but how it works on the newborn is the subject of a new study

Every morning, millions of adults consume voluminous cups of coffee, seeking the jolting effect of caffeine. As these adults consume their coffee, they do so unaware that some of the youngest Americans are also getting a treatment of caffeine - not to stay awake, but to assist in treating a major sleep disorder found in some neonates.

21 Jul 2004

Study suggests that weather patterns can bring on headaches

Headache, a peer-reviewed journal published on behalf of the American Headache Society, features the most carefully done study on the influence of weather patterns on headache.

16 Jul 2004

Surgical flight syndrome: how to reduce the risks

“Most people know that all surgery carries some risk,” says Peter Fodor, President of the American Society for Aesthetic Plastic Surgery (ASAPS). “What is less well known is that airline travel carries risk. So people who combine the two need to take extra precautions,” he says.

15 Jul 2004

Health Canada serious warning against use of Thermonex capsules

Health Canada is warning consumers not to use Thermonex capsules, which are being advertised for weight loss, water loss and to help boost thyroid output. This product could cause serious adverse effects, including death.

1 Jun 2004

Caffeinated beverages may benefit some people who are at high-risk for liver disease

According to new research presented today at Digestive Disease Week, drinking caffeinated beverages may benefit some people who are at high-risk for liver disease. Conversely, a study by researchers from India found that soda drinkers, who represent a huge percentage of the American population, may actually have an increased risk of developing esophageal cancer.

19 May 2004

Dark chocolate and cocoa may help arterial stiffness

“This is the first study to investigate whether chocolate has any favorable effects on cardiovascular function in healthy subjects,” says Charalambos Vlachopoulos, MD, of the Athens Medical School, Athens, Greece. “We found dark chocolate improves endothelial function and decreases arterial stiffness in healthy young adults.”

19 May 2004