Thirst is the body’s way of signaling that it needs fluids. Sometimes it is heightened when the fluid content in the body is too low and there is no fluid intake. The intensity of the the thirst is somewhat proportional to the low level of fluid in content in the body. In other words, the less fluid there is in the body the more intense the thirst sensation. However, there are times where the fluid content in the body is well within a normal range yet thirst persists. Even fluid intake will not allay the intense thirst sensation. This is known as polydipsia. Excessive Thirst (Normal and Abnormal) It is not uncommon for us to feel very thirsty at times and sometimes this may be considered to be excessive. However, even if there is excessive thirst it does not necessarily mean this is abnormal. Excessive thirst may occur after strenuous physical activity, in very hot weather, when eating large amounts of dry and salty foods and so on. The fluids that are consumed are usually to replace the fluids that have been lost through urine and perspiration or to moisturize a dry mouth. If there is too much of fluid … Continue reading Increased Thirst (Polydipsia) Causes of Excessive Thirstiness