The USMS website contains articles about sports medicine, health, and nutrition. This information is not intended to be a substitute for professional or medical advice on personal health matters. For personal medical advice, or if you are concerned about a medical condition or injury, see your healthcare provider for evaluation and care. The USMS website also contains articles about swim training and technique, including drills and workouts. All swimmers should be evaluated by a healthcare professional prior to beginning swim training. In addition, consult with a trained coach when introducing new technique or drills to your swim training program.