A common guideline is to drink about 8 glasses (64 ounces or about 2 liters) per day, but some people may need more.

Water helps regulate body temperature through sweating and respiration.

Staying hydrated keeps your skin moist, reducing the appearance of dryness and wrinkles.

Water aids digestion and helps prevent constipation by keeping the digestive system functioning smoothly.

Proper hydration improves endurance, reduces fatigue, and keeps muscles working properly during exercise.

Drinking enough water helps flush out toxins and reduces the risk of kidney stones.