No period for 50 days. not pregnant. no chance of that. came off pill last may. periods been irregular since. i'm 40. just returned from bali where i started crossfit and pushed my body to new limits. i'm vegetarian. any ideas what's causing this?

Common problem: Irregular periods are one of the most common problems obgyns treat. If this is one time problem it usually resolves on its own. If this is a recurring problem you should be evaluated. There are many options available to help regulate the menstrual cycle. There are also medications available to help with ovulation n those trying to get pregnant. Schedule a visit.