1.How many oz of water should you drink per pound of weight lost after an activity?
Ms. Nadelen, a certified trainer, recommends that athletes consume about 7 â 10 oz of water about 20 minutes before exercise, 8 â 10 oz of water every 15 minutes during exercise, and within 2 hours after practice, consume 24 oz of water for every pound of weight lost during activity.s. Nadelen, a certified trainer, recommends that athletes consume about 7 â 10 oz of water about 20 minutes before exercise, 8 â 10 oz of water every 15 minutes during exercise, and within 2 hours after practice, consume 24 oz of water for every pound of weight lost during activity.