Your daily hydration needs vary based on factors like age, environment, and lifestyle. However, general guidelines suggest aiming for about 11.5 to 15.5 cups of fluids each day to stay properly hydrated.

Your brain is about 73% water. Proper hydration helps support focus, mood, and overall cognitive performance throughout the day.

Around 20% of your daily fluid intake typically comes from the foods you eat. Water-rich options like cucumbers, celery, and watermelon, which are about 90% water, can help you stay hydrated throughout the day.

Your joints rely on water to move smoothly and help reduce wear and tear. Proper hydration supports flexibility while dehydration can lead to stiffness and discomfort.