Tennis 
To dream about playing tennis foretells that new developments are on the horizon and that you need to act forcefully. You might perceive that you must repeatedly assert yourself. However, you might be incapable of taking charge. You are vacillating between the two extremes.
Also, since a tennis term is 'love,' the game could represent amorous feelings or behavior.
Table Tennis
To dream of table tennis suggests the need for intellectual stimulation in your life. This might be accomplished through witty repartee or philosophical conversation.
To dream of yourself in a game of table tennis in which you continuously miss the ball implies a feeling of being out of your intellectual realm with someone you wish to impress.
Ball
To dream about a ball represents symmetry and fullness. You may need to pay more attention to your inner youth.
To dream about watching a ball game suggests that you should accept more self-motivation. This could be a result of your introverted nature that you must overcome. Your self-image could be low.
Sports
To dream that you are playing a sport represents your ability to accept regulations of society. It also represents your skills, aptitudes, and the ability to attain your objectives. It may also reflect your feelings about a rough sexual encounter.
To dream that you are watching a sports competition indicates that you are confronted with contradicting perspectives and rival thoughts.
Racquet
To dream that you are holding a racquet indicates a willingness to get started on a project in your waking life.
Dreaming that another person is there with you and holding a racquet is a good sign that you are on the same wavelength as a business partner.
Dreaming that you are the only one with a racquet in a room or on a court implies that you may have to go forward alone and make the major decisions and take full responsibility.
Headband
To dream of a headband represents a feeling of composure and control. To dream of a headband which is too tight indicates that you are feeling too much pressure to conform to rules of behavior or dress.
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