Background. According to the coaches, the weightlifters of the national team show deficiencies in mental skills, which leads to unbalanced performance at top competitions. Based on the knowledge of the efficacy of mental training (MT) from other sports, it is possible to conclude the potential of the MT in top weightlifting. Objective. The main aim of the authors was to create and verify a program based on mental training techniques implemented in sports training of weightlifter of the junior category of the Czech Republic, and also to reflect the influence of the competitor's tem­peramental dimensions on the implementation of the MT program in her sports training. Methods. Semi-structured interviews with the athlete and the coach before and after the implementation of the mental training program were conducted. A psychodiagnostic tests – Test of attention d2 and TEZADO measuring attention resp. temperamental dimensions were used in addition to subjective statements. Self-assessing scales were also used to obtain more quantitative data. Results. Results showed that some of the mental training techniques had a positive effect on deficient mental skills. These mental skills are crucial in the preparation of the weightlifting representative and can have a significant influence on a sports athlete's per­formance. The most significant difference was achieved in the skill of refocusing and the smallest difference in imagination. According to the subject, the influence of the temperamental dimensions on the mental training program had a significant impact in connection with the refocusing and anger coping. Conclusion. Mental training techniques can help top weightlifters to overcome the mental skills deficiencies used in their sports training, which may have a positive influence on performance in both training and competitions. Self-knowledge of the temperamental dimensions is significant to the success of the program.

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techniques managing had greatly influenced the complex skill of coping with rage and aggression. Conclusions: Mental training techniques can help top weightlifters to overcome the mental skills deficiencies used in their sports training, which may have a positive impact on performance in training and competitions. The coach, the age of the competitor and the long-term continuity in the implementation of mental training techniques in sports training have probably a significant influence on efficiency.