how much water should you drink a day working out?
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A good guideline is to drink about 50 ml (1.7 fl. oz.) per kilogram body weight throughout the day. At warm temperatures, you should drink one or two liters more as you lose more liquid through sweat.
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If you are exercising in hot weather, you should add even more. Space out your hydration. If you're exercising, drink 15-20 ounces of water one to two hours before you start your workout, another 8-10 ounces 15 minutes before you begin, and 8 ounces every 15 minutes for the entire duration of your exercise.
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During Exercise: Every 15-20 minutes, drink at least 4-6 ounces of fluid during vigorous exercise. For less vigorous exercise, decrease the amount slightly. After Exercise: Drink 16-24 ounces of water for every pound lost during physical activity.
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We recommend drinking 64 ounces of water each day. Consult with your healthcare provider prior to changing the amount of water you drink as it can affect certain health conditions and medications.
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You've probably heard the advice, "Drink eight 8-ounce glasses of water a day." That's easy to remember, and it's a reasonable goal. Most healthy people can stay hydrated by drinking water and other fluids whenever they feel thirsty. For some people, fewer than eight glasses a day might be enough.
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Drinking enough water can help you burn fat and increase your energy levels. This page explains exactly how much water you should drink in a day. Excess stress is a common problem for many people.
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The Institute of Medicine recommends consuming between 91 and 125 fluid ounces of water per day as an adult[*]. This amount will vary depending on the individual and lifestyle factors such as age, diet, weight, and activity level.
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Brad Davidson, certified nutritionist, recommends people drink half their body weight in ounces per day because increasing water intake can boost the metabolism by as much as seven percent. For example, if you are 200 pounds, Davidson recommends drinking 100 ounces of water a day.
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Calculating water consumption To calculate how much water you should drink daily to maintain a healthy amount of water in your body, divide your weight in pounds by 2 and drink that amount in ounces. For example, a 180-pound person should aim for 90 ounces of water, or about seven to eight 12-ounce glasses, each day.
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Keeps you hydrated Hot water is no different than room temperature or cool water when it comes to keeping you hydrated. A common recommendation from health authorities is that an adult should drink eight 8-ounce glasses (about 2 liters or a half gallon) of water a day. That's a hard target for many people to hit.
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So if you calculated you need at least 72 ounces of water per day based on your weight, that number should jump to 120 ounces (15 cups) or more if you're doing an hour-long workout.
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How much you should actually drink is more individualized than you might think. The Institute of Medicine (IOM) recommends that men drink at least 101 ounces of water per day, which is a little under 13 cups. They say women should drink at least 74 ounces, which is a little over 9 cups.
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“It depends on your size and weight, and also on your activity level and where you live,” Nessler says. “In general, you should try to drink between half an ounce and an ounce of water for each pound you weigh, every day.” For example, if you weigh 150 pounds, that would be 75 to 150 ounces of water a day.
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Add an additional 1.5 to 2.5 cups of water each day if you exercise. You may need to add even more if you work out for longer than an hour. You may need more water if you live in a hot climate. If you live at an elevation greater than 8,200 feet above sea level, you may also need to drink more.
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Drink 17 to 20 ounces of water 2 to 3 hours before you start exercising. Drink 8 ounces of water 20 to 30 minutes before you start exercising or during your warm-up. Drink 7 to 10 ounces of water every 10 to 20 minutes during exercise.
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The Institute of Medicine (IOM) recommends that men drink at least 101 ounces of water per day, which is a little under 13 cups. They say women should drink at least 74 ounces, which is a little over 9 cups. Still, the answer to exactly how much water you should drink isn't so simple.
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To avoid that from happening in the first place, the American Council on Exercise recommends drinking 17 to 20 ounces of water two to three hours before a workout. Then, about 20 to 30 minutes beforehand, drink another 8 ounces. While exercising, continue to drink 7 to 10 ounces about every 10 to 20 minutes.