3.05 (19 votes) A new test can help determine whether a patient is suffering from bulimia or anorexia nervosa, say scientists from Brigham Young University, USA. Diagnosing eating disorders is often hampered because of patient resistance. You can read about this in the journal Rapid Communications in Mass Spectrometry. The new test analyzes carbon and nitrogen content in your hair. The nutritional health of a person can be determined because the body records eating habits in the hair. As your hair grows, new proteins are added to the base of each strand. What you eat influences the proteins,trx straps for sale. You could say that your hair is your nutritional chemical diary. Lead researcher, Kent Hatch,trx straps, said "By taking some hairs from an individual and analyzing...