Assuming that person is eating 15 calories per pound (the average amount of calorie burn per day for a person), the way to create a 500 cal deficit is either eat 500 calories less, or exercise 500 calories more.
Naproxen Sodium Dosage. When treating acute pain, dosage recommendations for naproxen sodium typically start at 220 mg to 550 mg, twice a day. For arthritis pain, the suggested dose is 275 mg or 550 mg, twice a day. If symptoms still persist after several weeks, your healthcare provider may suggest a higher dosage.
Naproxen Sodium 550 mg tablets. When using over-the-counter naproxen sodium, you should follow the instructions on the label. Do not exceed the recommended nonprescription doses (one tablet or 220 mg every 8 to 12 hours), and do not take this medication for more than 10 days unless your healthcare provider recommends it. (For more information on the different strengths of this drug, click Naproxen Dosage.