On day 73 of my menstural cycle, usually a 25 day cycle. My BMI is 17.0, I have constipation, dry/thinning hair, distended stomach, and burp a lot.

Weight. Your low weight may be a contributing factor - especially if you work out excessively. This can't be diagnosed with the information that is available. A history, physical examination & other studies may be needed to determine cause/causes. Once accurately assessed a treatment plan can be developed.

Related Questions

On day 73 of my menstural cycle, usually a 25 day cycle. BMI is 17.0, I have constipation, dry/thinning hair, insomnia, distended stomach, and burp a lot.

See doctor. A BMI or 17 and ammenorrhea suggest metabolic issues that are not discernible without taking additional history, physical examination and may be some tests. It is imperative that you see your doctor for an in-person evaluation. The reason for your excessively low weight needs to be determined. Read more...