You are doing all the work yourself in individual sports! If you are running the 100 meter dash, nobody is helping you run. It's all on you. Nobody will help you play 18 holes of golf, only you can. You need better physical endurance because you get no help with another person's endurance.
Answer:In a individual sport like tennis or golf you're the team. With that being said, you need concentration to focus on the objective which is winning. However, you have keep your mind on the thoughts and actions that are occurring within the game.
