Daily Water Intake Calculator

Calculate your recommended daily water intake based on your weight and activity level.

Measurement System

Metric (kg) Imperial (lbs)

Weight (kg)

Activity Level

--

Liters / day

Enter your weight and activity level.

Base Intake

Activity Adjustment

Proper hydration keeps mucus thin, supports lung function, and helps prevent respiratory issues. Dehydration can make asthma and COPD symptoms worse.

Start your day with a glass of water

Drink before meals

Carry a bottle during activity

Eat water-rich foods (cucumber, watermelon)