Hello dear Understand your concern. Yes you should go for urinary pregnancy test after 10 days of normal menstrual date. You can also test blood HCG level that is very sensitive. Pregnancy may be a cause. Also other causes of delayed period: 1. High level of stress 2. Change in life style 3. Late ovulation 4. Excessive exercise 5. Drugs: Birth control pills, tyroid medication, Excessive tea and caffeine 6. Thyroid problem 7. Hormonal imbalane Do regular walking and exercise. Eat healthy diet Drink plenty of water Eat fruits like papaya, orange and pomengranate Also note that Menstruation required co ordinate action of various hormone that secreted by ovary (estrogen and progesterone) and brain (FSH and LH). If any above hormone is decreased or increased there is imbalance in menstruation. So please do full hormonal profile : Estrogen, progestron, LH, FSH, HCG and thyroid hormone. That help to diagnose hormonal imbalance. After confirmation you can take treatment according So please go ahead. Hope this may help you All the best. Stay healthy.