Dear Doctor, I am veena reciding in Bangalore , aged 38 years, weight 61 kgs, height 5.6". I have problem regarding my mensus. first three days of the mensus period i will have no bleeding. it starts only after three or four days. this problem i have been facing since two years. other than this flow problem i do not have any other problem.(only one or two times blood will be seen which is thick and very little , but only after three days the usual flow starts) my uterous size and other things are okay acoridng to gyenecoligists. kindly advice.