The 6 Most Common Causes of False Positive Pregnancy Test

The 6 Most Common Causes of False Positive Pregnancy Tests 1. You let the test sit too long before looking. 2. The pregnancy test is expired. 3. You’re on fertility medications that raise hCG levels. 4. You still have hCG in your system after a delivery or miscarriage. 5. You had an ectopic pregnancy. 6. You've had an extremely early miscarriage.