Four cups of coffee a day are no problem

Who works at the computer, drinking usually too little. Or especially a lot of coffee. Now, studies show that coffee passion is healthier than expected.

At least 1.5 liters of water should you drink every day, the nutrition experts recommend. About every second respondent does not create that , the study diet eat what Germany laid the technician health insurance. According to her, it falls to 43 per cent hard to make the job a sufficient liquid supply. Among women, there are slightly more (47 percent), among men slightly less (41 percent).

They drink very little employees with higher education, who have a desk job: Nearly 60 percent of them were found to have problems with it , to take the recommended amount of liquid to be. Maybe because a physically strenuous activity makes less thirsty quickly than other jobs. Or because you can easily get used to lack of fluid.

Only if it is larger, many complain of difficulty concentrating, fatigue and headaches. The brain consists of about 80 percent water - no wonder that the water shortage is noticeable also in the head. It also leads to viscous blood, which strains circulation and digestion.

However, experts disagree about how much fluid intake man actually needs. The German Nutrition Society recommends office workers to about 1.5 liters per day. In the warm spring and summer months, according to her, it should be double. At least three liters a day should also take yourself who establish regular heavy physical work. Researchers at the American University of Pennsylvania, however, that evaluated several clinical studies on water consumption and health a few years ago, could not demonstrate that people who drank at least two liters per day, were healthier than others.

Coffee is good

Fact: On average, 2.5 liters of water differs from an adult in the course of a day, a portion of it through respiration. Good one liter of water, the body gets back on solid food again. Many fruits and vegetables contain up to 70 percent water, meat may even consist of 75 percent water. Cucumbers are 95 percent on most water. About 300 milliliters is the body's metabolic processes forth by itself. The rest must be supplied for drinks. Particularly suitable tap water, mineral, spring and table water and fruit juice spritzers apply.

Even coffee is healthier than expected. An average of 150 liters of coffee drinking in every German average. Long he was considered unhealthy. He withdrawing water from the body, tend to have high blood pressure, übersäuere the blood and is not good for the heart.