Increased Thirst: Causes, Symptoms, and Treatments

Dehydration

• Excessive sweating from heat or exercise
• Vomiting or diarrhea
• Not drinking enough fluids

Medical Conditions

Diabetes Mellitus

Thirst and urine production both increase with high blood sugar levels.

Diabetes Insipidus

A disorder that affects the kidneys capacity to retain water, which causes frequent urination and thirst.

Kidney Disease

Impaired kidney function can lead to imbalances in fluid and electrolytes.

Hypocalcaemia

High levels of calcium in the blood can cause thirst.

• Sepsis or Infection Severe infections can disrupt fluid balance and increase thirst.

Medications for Increased Thirst

• Diuretics
• Antihistamines
• Antipsychotics

Dietary Changes

• High salt intake
• High sugar intake
• Caffeinated or alcoholic beverages

Psychological Factors

• Stress or anxiety
• Psychogenic polydipsia (compulsive water drinking)

• Frequent urination
• Dry mouth or throat
• Sticky feeling in the mouth
• Dry skin
• Fatigue or weakness
• Headaches

• Adequate Hydration: Ensure regular fluid intake, especially in hot weather or during physical activity.
• Balanced Diet: Reduce salt and sugar intake and consume a healthy diet which consists of fruits and vegetables.
• Diabetes Control: Proper control of blood sugar levels with medication, insulin, and dietary changes.
• Conditions to be Treated: Managing conditions like kidney disease, hypocalcaemia, or infections with appropriate medications and treatments.
• For psychological causes like psychogenic polydipsia, cognitive behavioral therapy (CBT) or counseling may be beneficial.

• Primary Care Physician: For initial evaluation and management.
• Endocrinologist: For hormonal or metabolic issues like diabetes or thyroid problems.
• Nephrologists: For kidney-related issues.
• Psychologist: To address psychological factors.
• Online Platforms: Use websites or apps to find and schedule an appointment with a local healthcare provider.