When the giraffe bends down or lowers its head to drink water, the force of gravity is not only reduced but also reversed. Based on the dimensions of a giraffe esophagus, the researchers estimated that a full one can hold about 1.3 gallons. The researchers estimate that the giraffe pumps water in at a speed of about 6.7 mph — fast enough to overcome the pressure from the water that's already stored in the esophagus and preventing it from rushing back out. Drinking water at the 60-minute mark led to blood pressure being sustained for another hour. When the beast raises its head up for a bite in the trees, the blood drains out. If those results are confirmed, "you would be able to impact blood pressure levels in the average population," he said. when giraffe lower his/her head the arterial pressure falls considerably to maintain a steady blood flow to the head (brain). Mystery Monday But the harder pumping to get all the blood so far uphill results in high blood pressure. Drinking water is natural and essential, but ingesting large quantities in the hope of super-sizing your health can lead to problems. A giraffe's head fills with blood when it is near the ground, and blood pressure there doubles. Plain water is a good place to start when to comes to drinks that lower blood pressure. Carey cautioned the Bangladesh results would need to be replicated in a clinical setting to confirm that drinking water fortified with calcium and magnesium was instrumental in lowering blood pressure. Cucumber water has many potential health benefits, including hydration, weight loss, lowering blood pressure, and skin health. Fortunately, in many cases, certain lifestyle changes can help you maintain or restore healthy blood pressure levels 2. Otherwise, the blood that is pumped towards the brain at high pressure possibly may lead to brain damage. Although rare, low blood pressure, or hypotension, is equally dangerous 2. Along with other substances in your bloodstream, water plays an essential role in maintaining your hydration and blood pressure levels. One in three American adults suffers from hypertension, or high blood pressure, according to the American Heart Association 1 2. Giraffes were given just what they need—G-suit and all—to be able to handle the higher pressure caused by their long necks. A giraffe’s normal blood pressure is around 240/180, which is the highest of all animals (Jakhariya). High blood pressure. Blood pressure had started to increase within two to three minutes of water consumption. Your blood consists of 85% water, and when you fail to drink enough water, the blood thickens and reduces blood flow, which can increase blood pressure. To see if caffeine might be raising your blood pressure, check your blood pressure before drinking a cup of coffee or other caffeinated beverage and again 30 to 120 minutes afterward. If our blood pressure gets up to just 180, it is called a hypertensive emergency and must be lowered immediately or it can result in permanent organ damage and death. After all, what drink lowers blood pressure better than water? If your blood pressure increases by about five to 10 points, you may be sensitive to the blood pressure raising effects of caffeine. There would then be a rapid increase over the next 15 minutes, before a blood pressure reduction after about an hour. A normal person’s blood pressure is 120/80. In addition, the tight skin on giraffe legs has been compared to an astronaut’s G-suit, because it prevents high blood pressure from pressing blood out of the capillaries. for a detailed mechanism of the capillaries and nerves involved in the above mechanism refer to Eckert Animal Physiology .