“…Especially at the beginning, research has focused on arguing for the negative effects depending on several variables, (gender, age, sports, etc) at physical level: high risk-taking levels produce lesions and even death [16,24,26,37], sleep disturbances [28], but also pathological personality disorders (narcissism, anxiety, neuroticism, addictions), corelated with compulsive and deviant behaviours (pathological abuse and addiction to drugs, alcohol, sport) [2], [14,15], [29], [38]. Recent studies have focused on the benefits on physical performance, mental health, and personality traits, on emotion management -courage, humility, fear [7,8], [10], [27], [40], [46], physical, emotional, and mental freedom [9], psychological recovery and emotional well-being [3], [25] even among people suffering from hyperkinetic disorders (ADHD) [42], self-control and stress management, self-knowledge and self-achievement [12], [21], [23], [31,32].…”