You were due for your period and now 3 days late you have been swollen the whole month bloated sick to stomach very bad pains in abdomen?

It's important to consider several possibilities and seek medical advice for an accurate diagnosis and appropriate treatment. Here are a few potential reasons for your symptoms:

1. Pregnancy:

* First, consider the possibility of pregnancy. A urine pregnancy test or a blood test can confirm this.

2. Hormonal Imbalance:

* Hormonal fluctuations can cause delayed periods and other symptoms you mentioned. Conditions like Polycystic Ovary Syndrome (PCOS) or thyroid issues can affect hormone levels.

3. Ovarian Cysts:

* Ovarian cysts can cause abdominal pain, bloating, and irregular periods. They are usually benign but may require monitoring or treatment in some cases.

4. Endometriosis:

* Endometriosis is a condition where tissue similar to the lining of the uterus grows outside the uterus. It can cause pain, bloating, and irregular menstrual cycles.

5. Pelvic Inflammatory Disease (PID):

* PID is an infection of the female reproductive organs that can cause abdominal pain, bloating, and irregular periods. If you have concerns about PID, see a healthcare provider right away.

6. Irritable Bowel Syndrome (IBS):

* IBS can cause bloating, abdominal pain, and changes in bowel habits. It's not directly related to menstrual cycles but can coexist with menstrual irregularities.

7. Stress and Lifestyle Factors:

* Stress, lack of sleep, and certain lifestyle factors can also affect menstrual cycles and cause symptoms like bloating and abdominal discomfort.

Given the combination of symptoms and their timing, it's advisable to consult a healthcare professional. They can properly diagnose the underlying cause and recommend appropriate treatment or further tests if needed. Self-diagnosis and treatment can be risky, so seeking medical advice is crucial for your well-being.