Ключевые слова: adult, aggression, anger, angry, anti, antistress, anxiety, attitude, background, ball, calming, closeup, color, concept, copy, design, emotion, exercise, free, grey, hand, health, help, holding, light, male, man, negative, nervous, person, physical, pressure, relax, relaxing, relief, remedy, soft, space, squeeze, squeezing, squishy, stress, stressball, stressed, tense, tension, text, therapy, toy, yellow,