If some ones feels the need to drink lots of water, most of time reason is usually known . For example, not drinking enough of it. But some times there can be more sinister mechanisms and need evaluation. There can be number of diseases, which can present by excessive thirst. This derangement is more other than merely being dehydrated.
If drinking more fluids for several days hasn’t helped, there can be reasons other than dehydration.
If some ones feels the need to drink lots of water, most of time reason is usually known . For example, not drinking enough of it. Dehydration occurs if some one does really hard work in the ground or sweating in the sun. The loss of fluids need to be replenished .
Dehydration commonly happens, in cases of food poisoning , diarrhoea, vomiting, inability to eat or drink and loose motions.
One of the most important symptom of diabetes is thirst. All types of diabetes will present as increased intake of water and being thirsty. Frequent urination, another common symptom of diabetes, will bring on thirst. Therefore excessive thirst and urination, along with unexplained weight loss, fatigue, or irritability, can be indications of diabetes.
The abnormal dryness of the mucous membranes in the mouth, due to decreased flow or change in the composition of saliva. It is also known as xerostomia, is often mistaken for excessive thirst. Causes of dry mouth include smoking tobacco, use of marijuana, stress, anxiety, or aging. But certain drugs (antidepressants) and autoimmune diseases can also cause dry mouth.
One may think being thirsty, whereas actual reason is having a dry mouth.
Dry mouth can present as :
- a burning sensation or soreness in your mouth
- changes in your sense of taste
- difficulty speaking, eating or swallowing.
Menstrual blood loss
Estrogen and progesterone levels can both affect fluid volume. If blood flow is more, it can also cause more blood loss. The blood loss will cause increase in thirst.
When the thyroid function is deranged , hormone production is erratic can, produce increased or less e hormone. Thyroid dysfunction can spur a variety of nonspecific symptoms, including abnormally heavy periods, anxiety, feeling hot, and dry mouth. These all can lead to increased thirst.
Stress or specially chronic stress is a cause for adrenal gland dysfunction specially if stress is severe. This can cause dizziness, depression, anxiety, and severe thirst.
Diuretic and food containing diuretics:
Drugs that produce lot of urine are diuretics. They can cause feeling of thirst.
Foods that have a diuretic effect can make you thirsty because they cause you to urinate more. Foods like melons, ginger, celery, asparagus, beets, lemons.
One of side effect of Keto- diet is thirst. The eating plan significantly cuts down on carbohydrate intake. Carbohydrates s absorb more water than protein and fat.
excessive thirst can happen in pregnancy due to many reasons for example Increased urination, nausea and morning sickness
Ongoing or sudden blood loss, can cause thirst levels in order to make up for the fluid loss.
Diabetes insipidus is a rare disorder that affects water absorption. It can cause loss of huge amounts of water by production of litres of urine. Cause can be brain or kidney called as central and nephrogenic respectively.
Psychogenic polydipsia: this is an urge to drink more water and patients are unable to control the urge. Patients may have intake of many litres per day.