What happens if you don’t drink water for 5 days?

Not drinking water for 5 days can have severe and potentially life-threatening consequences. Dehydration can set in quickly, and the body's vital functions become compromised. Here's what may happen during a period of extended water deprivation:

Dehydration: Dehydration occurs as the body loses more fluids than it takes in. Within a few days of not drinking water, you'll likely experience significant dehydration.

Thirst and Dry Mouth: Initially, you'll feel extremely thirsty, and your mouth will become dry as your body attempts to conserve fluids.

Reduced Urine Output: As the body tries to conserve water, your urine output will decrease. Your urine will become dark yellow or amber in colour.

Impaired Kidney Function: Prolonged dehydration can lead to kidney dysfunction. The kidneys play a crucial role in filtering waste products from the blood. Without sufficient water, waste removal is compromised.

Electrolyte Imbalance: Dehydration can disrupt the balance of electrolytes in your body, including sodium, potassium, and chloride. This can lead to muscle cramps, weakness, and even cardiac arrhythmias in severe cases.

Blood Pressure Drop: Dehydration can cause a drop in blood pressure, leading to dizziness, light headedness, and even fainting.

Impact on Cognitive Function: Dehydration can impair cognitive function, leading to difficulty concentrating, confusion, and mood changes.

Heat-Related Illnesses: In a hot environment, the risk of heat-related illnesses such as heat exhaustion or heatstroke increases significantly without adequate fluid intake.

Organ Failure: In severe cases, continued dehydration can lead to organ failure, including kidney failure, which can be life-threatening.

It's essential to stay adequately hydrated to support your body's functions. If you find yourself in a situation where you're unable to access water for an extended period or if you're experiencing symptoms of dehydration, it's crucial to seek medical attention as soon as possible. Severe dehydration can be life-threatening, and timely intervention is essential.

Back to blog