Impact of yoga and exercises on polycystic ovarian syndrome risk among adolescent schoolgirls in South India.

Background: To identify the adolescent school girls with risk for polycystic ovarian syndrome (PCOS), assess their risk status, and evaluate the impact of lifestyle modifications on PCOS risk reduction.

Methods: An experimental research was conducted among adolescent girls belonging to two Government run schools in Tiruvallur district of Tamil Nadu state, India, from 6 June to 9 December 2016. A standard risk assessment questionnaire was adopted for risk assessment after making few modifications (Cronbach alpha 0.