Do NSAIDS or Executing Exercise Decrease Local Erythema, Site Swelling & Pain After INoculation

The participants will take their first dose of the study drug immediately after influenza vaccine receipt. The medication will be blinded and dispensed by a research pharmacist. The participants will receive instructions on the dosing, frequency and a recommendation to take with food or milk and will be provided a snack with their first dose.

The participants will perform an exercise intervention of push-ups as immediately as possible but no more than 15 minutes after influenza vaccine receipt. The number of pushups performed will be at least 80% of the participants last Army Physical Fitness Test (APFT) score in one session. The number of pushups will be recorded. A baseline lactate fingerstick blood specimen will be collected with either the serology sample (if possible) or from the hand opposite the vaccine receipt arm prior to performing pushups and a second finger stick sample within 3-8 minutes, but no more than 15 minutes after vaccine receipt.

The participants will take their first dose of the study drug immediately after influenza vaccine receipt. The medication will be blinded and dispensed by a research pharmacist. The participants will receive instructions on the dosing, frequency and a recommendation to take with food or milk and will be provided a snack with their first dose.