This document discusses the Aartavavaha srotus (menstrual channel) according to Ayurveda. It notes that the srotus originates in the Garbhashaya and has two branches. Menstruation is called Rajah and occurs monthly for 3-7 days in females from age 12 to 50. Vitiation of the srotus can cause symptoms like excessive, scanty, or painful menstruation. Causes of vitiation include improper diet and lifestyle habits. Treatment focuses on avoiding aggravating foods and behaviors.