Adolescence is the period between childhood and adulthood and the most important stage of a human being. Adolescence is a period of stress and storm. Students cannot adjust with their new-fangled role in life. They can have Emotional, Mental, Behavioural, and Adjustment problems known as "disorders". Behavioural patterns that appear in adolescents include consuming alcohol, smoking, using other substances, sexual behaviour, violence, etc. An individual experiences fulfilment when the psychological and physiological requirements are fulfilled. If an individual fails in satisfying the needs, it makes him/her disappointed and depressed. Behavioural disorders of adolescent students are depression, stress, anxiety, risky sexual behaviours, aggressive behaviour, violence, and disobedience. Adolescents find it difficult to adjust with family and society. With regard to somatic variation and problems, he/she is confused with the role of adolescence. The academic performance of the adolescent students at school are greatly affected by these problems. The fact that the behavioural and adjustment problems can be reduced by Yoga is the main aim of this paper. As a solution to their problems, the techniques of Yogasana, Pranayama, and Meditation are given to the Adolescent students to control the mind. The reason for this paper is to give an insight of Yoga and how Yoga helps the adolescents to lesser their stress and stay calm. It benefits the young people not only in school, home, and the community, but throughout their life. The result of Yoga intervention gives positive effects on both physical and mental health of the adolescent students.