Actually I should drink more water. Our body consists of about 60% water. Usually it is recommended to drink eight glasses of about 0.25 l of water per day. Although there is not much science behind this precise rule, it is important to stay well hydrated. Here are seven health benefits of drinking enough water, based on science. 5 Tips to drink plenty of water at the office.
If we do not get enough fluid, physical performance may suffer. This is especially true with intensive training or great heat. Dehydration can already have a noticeable effect with a loss of 2% of your body fluid. However, it is not uncommon for athletes to lose between 6 and 10% of their bodily fluids through sweating. This can lead to a change in the regulation of body temperature, reduced motivation, increased fatigue and the feeling that the training is much heavier, both physically and mentally. Optimum hydration appears to prevent this and it could even reduce the oxidative stress that occurs during high intensity training. This is not surprising when you consider that muscles consist for about 80% of water. So if you intensively sport and sweat, good hydration can help you to perform at your very best. In short: A loss of 2% of the water in your body can already significantly impair your physical performance. Your skin and drinking water.
Your brain is strongly influenced by the amount of fluid in the body. Studies show that even a slight dehydration (1-3% of body weight) can affect many aspects of brain function. In a study on young women, both mood and concentration were affected with a loss of fluid of 1.36% after training. The frequency of headache also increased. Another similar study, this time on young men, showed that a moisture loss of 1.59% already had an adverse effect on the working memory and that feelings of anxiety and fatigue increased. A moisture loss of 1 to 3% equals about 0.5 to 2 kg of weight loss for a 68 kg person. This can easily happen with normal daily activities, let alone during a workout or in case of great heat. Many other studies, ranging from studies on children to the elderly, have shown that even a slight dehydration can affect mood, memory and brain performance. In short: Light dehydration (loss of moisture of 1-3%) can affect energy levels and memory and lead to a large decrease in performance in memory and brain.
Tap water is not healthy anymore, therefore filter. Dehydration can cause headache or migraine in some people. Several studies have shown that water can relieve headaches in people with lack of fluid. But this seems to depend on the kind of headache. A study of 18 people showed that water had no effect on the frequency of headaches, but there was some effect on the intensity and duration. In short: drinking water can sometimes alleviate the symptoms of headaches, especially if someone has lack of fluid.
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