Chemical miscarriages are very rare and the cause is often unknown.
Chemical miscarriage occurs when there is a chemical reaction in the body, usually from a drug or substance.
Sometimes it is an allergic reaction, but in a few cases, it can be caused by an overactive thyroid.
Chemical miscarriages can be a warning sign for an autoimmune disorder or even cancer.
They can also cause the body to produce harmful substances, such as cortisol or adrenaline, which can lead to heart problems or other health problems.
It is usually difficult to diagnose a chemical miscarriage from symptoms.
Symptoms of a chemical pregnancy include:Fluid retention: A loss of fluid from the womb and pelvic area.