Swimming instructors have to develop many training styles because not all swimmers have the same experience levels. Some swimmers might be under the age of four and need to be trained with learning styles that can be done in a wading pool. For swimmers that will swim in athletic competitions during the year, the coach will have to develop a training schedule that lets the swimmer learn the strokes that they will need for competition in a pool that is sized for swimming competitively.
Some swimmers might need to be retrained before they are ready for swimming at the competitive level. The swimmer might have been lax during the winter and might not have swum at all. The lazy daze of summer might have caused the swimmer to be lax in all manners of training and the swimmer will have to get used to fast starts and regain the competitive edge that they exhibited the year before. Some swimmers lose interest in swimming competitively and will need a persuasive coach to get them back on the team.
Some swimmers need to develop more strength in the upper portion of their bodies because they will be tasked to perform strenuous swimming strokes such as the breaststroke,...