Klaus

49. Loss of 20% of liquid for a person is fatal.
50. Depending on the climatic conditions, a person can do without food for up to two weeks, but one cannot live without water for less than a week.
51. When digesting protein food, water is also used by humans, so in extreme situations, when there is no access to water, it is better to give up meat.
52. The body reacts to dehydration in the same way as it does to stress, that is, the body's reserves are mobilized, which causes real stress.
53. Mostly we need one and a half to two liters of water per day.

43. Surprisingly, our brain is also 90-95% water. As a rule, he will experience dehydration first, the symptoms are headache and mental exhaustion.
44. In the spine, water serves as a kind of shock absorber and ensures its flexibility and elasticity.
45. We will feel thirsty even if we lose 1% of water.
46. ​​When we lose two percent, our physical and mental ability decreases by 20%.
47. If water loss is close to 10%, visual and auditory hallucinations begin. The phenomenon of mirages in deserts is mainly explained by the loss of water.