What happened to my aunt's 10-day delay?

If the menstrual cycle of women, showing menstrual delay for more than a week, it may be a factor of pregnancy. May be the existence of errors in judgment. It is recommended to go to the hospital for blood tests, can be relatively accurate to determine whether pregnant. If the pregnancy factor is ruled out, consider endocrine disorders, or the existence of some ovarian function abnormalities. Measures suggest that usually pay attention to ensure adequate sleep time, it is best not to stay up late, early to bed and early to prevent endocrine disorders. Pay attention to eat more fresh fruits and vegetables, eat more warm food, it is best not to eat cold food. Pay attention to warm measures to prevent catching cold, especially during menstruation. Pay attention to drinking warm boiled water, it is best not to drink cold drinks.