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.<